23315119 has 2 divisors, whose sum is σ = 23315120. Its totient is φ = 23315118.

The previous prime is 23315107. The next prime is 23315137. The reversal of 23315119 is 91151332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23315119 - 2⁹ = 23314607 is a prime.

It is a super-2 number, since 2×23315119² = 1087189547968322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23315093 and 23315102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23315819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11657559 + 11657560.

It is an arithmetic number, because the mean of its divisors is an integer number (11657560).

Almost surely, 2^23315119 is an apocalyptic number.

23315119 is a deficient number, since it is larger than the sum of its proper divisors (1).

23315119 is an equidigital number, since it uses as much as digits as its factorization.

23315119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 810, while the sum is 25.

The square root of 23315119 is about 4828.5731846996. The cubic root of 23315119 is about 285.6795888461.

The spelling of 23315119 in words is "twenty-three million, three hundred fifteen thousand, one hundred nineteen".