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113003123 is a prime number
BaseRepresentation
bin1101011110001…
…00101001110011
321212122011010212
412233010221303
5212412044443
615114014335
72541340112
oct657045163
9255564125
10113003123
1158872a12
1231a173ab
131a54726c
1411017c79
159dc2618
hex6bc4a73

113003123 has 2 divisors, whose sum is σ = 113003124. Its totient is φ = 113003122.

The previous prime is 113003119. The next prime is 113003129. The reversal of 113003123 is 321300311.

It is a weak prime.

It is an emirp because it is prime and its reverse (321300311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113003123 - 22 = 113003119 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 113003098 and 113003107.

It is not a weakly prime, because it can be changed into another prime (113003129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56501561 + 56501562.

It is an arithmetic number, because the mean of its divisors is an integer number (56501562).

Almost surely, 2113003123 is an apocalyptic number.

113003123 is a deficient number, since it is larger than the sum of its proper divisors (1).

113003123 is an equidigital number, since it uses as much as digits as its factorization.

113003123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 113003123 is about 10630.2927052833. The cubic root of 113003123 is about 483.4632664810.

Adding to 113003123 its reverse (321300311), we get a palindrome (434303434).

The spelling of 113003123 in words is "one hundred thirteen million, three thousand, one hundred twenty-three".