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108241031 is a prime number
BaseRepresentation
bin1100111001110…
…10000010000111
321112200012210002
412130322002013
5210202203111
614423551515
72453014343
oct634720207
9245605702
10108241031
11561100a8
12302bb59b
131956a862
1410538623
15978163b
hex673a087

108241031 has 2 divisors, whose sum is σ = 108241032. Its totient is φ = 108241030.

The previous prime is 108240997. The next prime is 108241051. The reversal of 108241031 is 130142801.

It is an a-pointer prime, because the next prime (108241051) can be obtained adding 108241031 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108241031 - 214 = 108224647 is a prime.

It is a super-2 number, since 2×1082410312 = 23432241583885922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 108240994 and 108241012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108241051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54120515 + 54120516.

It is an arithmetic number, because the mean of its divisors is an integer number (54120516).

Almost surely, 2108241031 is an apocalyptic number.

108241031 is a deficient number, since it is larger than the sum of its proper divisors (1).

108241031 is an equidigital number, since it uses as much as digits as its factorization.

108241031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 108241031 is about 10403.8949917807. The cubic root of 108241031 is about 476.5743235357.

Adding to 108241031 its reverse (130142801), we get a palindrome (238383832).

The spelling of 108241031 in words is "one hundred eight million, two hundred forty-one thousand, thirty-one".