103157111 has 2 divisors, whose sum is σ = 103157112. Its totient is φ = 103157110.

The previous prime is 103157083. The next prime is 103157113. The reversal of 103157111 is 111751301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103157111 - 2¹⁰ = 103156087 is a prime.

Together with 103157113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103157113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51578555 + 51578556.

It is an arithmetic number, because the mean of its divisors is an integer number (51578556).

Almost surely, 2^103157111 is an apocalyptic number.

103157111 is a deficient number, since it is larger than the sum of its proper divisors (1).

103157111 is an equidigital number, since it uses as much as digits as its factorization.

103157111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105, while the sum is 20.

The square root of 103157111 is about 10156.6289190853. The cubic root of 103157111 is about 468.9930319946.

The spelling of 103157111 in words is "one hundred three million, one hundred fifty-seven thousand, one hundred eleven".