23157103 has 2 divisors, whose sum is σ = 23157104. Its totient is φ = 23157102.

The previous prime is 23157097. The next prime is 23157119. The reversal of 23157103 is 30175132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23157103 - 2⁹ = 23156591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23157163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11578551 + 11578552.

It is an arithmetic number, because the mean of its divisors is an integer number (11578552).

Almost surely, 2^23157103 is an apocalyptic number.

23157103 is a deficient number, since it is larger than the sum of its proper divisors (1).

23157103 is an equidigital number, since it uses as much as digits as its factorization.

23157103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 23157103 is about 4812.1827687651. The cubic root of 23157103 is about 285.0327365699.

The spelling of 23157103 in words is "twenty-three million, one hundred fifty-seven thousand, one hundred three".