103157113 has 2 divisors, whose sum is σ = 103157114. Its totient is φ = 103157112.

The previous prime is 103157111. The next prime is 103157123. The reversal of 103157113 is 311751301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62299449 + 40857664 = 7893^2 + 6392^2 .

It is a cyclic number.

It is not a de Polignac number, because 103157113 - 2¹ = 103157111 is a prime.

Together with 103157111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (103157111) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51578556 + 51578557.

It is an arithmetic number, because the mean of its divisors is an integer number (51578557).

Almost surely, 2^103157113 is an apocalyptic number.

It is an amenable number.

103157113 is a deficient number, since it is larger than the sum of its proper divisors (1).

103157113 is an equidigital number, since it uses as much as digits as its factorization.

103157113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 103157113 is about 10156.6290175432. The cubic root of 103157113 is about 468.9930350255.

The spelling of 103157113 in words is "one hundred three million, one hundred fifty-seven thousand, one hundred thirteen".