103152109 has 2 divisors, whose sum is σ = 103152110. Its totient is φ = 103152108.

The previous prime is 103152047. The next prime is 103152143. The reversal of 103152109 is 901251301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102454884 + 697225 = 10122^2 + 835^2 .

It is a cyclic number.

It is not a de Polignac number, because 103152109 - 2²¹ = 101054957 is a prime.

It is a super-2 number, since 2×103152109² = 21280715182295762, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103152109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103152149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51576054 + 51576055.

It is an arithmetic number, because the mean of its divisors is an integer number (51576055).

Almost surely, 2^103152109 is an apocalyptic number.

It is an amenable number.

103152109 is a deficient number, since it is larger than the sum of its proper divisors (1).

103152109 is an equidigital number, since it uses as much as digits as its factorization.

103152109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 103152109 is about 10156.3826729796. The cubic root of 103152109 is about 468.9854515152.

The spelling of 103152109 in words is "one hundred three million, one hundred fifty-two thousand, one hundred nine".