23257119 has 4 divisors (see below), whose sum is σ = 31009496. Its totient is φ = 15504744.

The previous prime is 23257103. The next prime is 23257123. The reversal of 23257119 is 91175232.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23257119 - 2⁴ = 23257103 is a prime.

It is a super-2 number, since 2×23257119² = 1081787168360322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23257189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3876184 + ... + 3876189.

It is an arithmetic number, because the mean of its divisors is an integer number (7752374).

Almost surely, 2^23257119 is an apocalyptic number.

23257119 is a deficient number, since it is larger than the sum of its proper divisors (7752377).

23257119 is an equidigital number, since it uses as much as digits as its factorization.

23257119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752376.

The product of its digits is 3780, while the sum is 30.

The square root of 23257119 is about 4822.5635299081. The cubic root of 23257119 is about 285.4425012744.

The spelling of 23257119 in words is "twenty-three million, two hundred fifty-seven thousand, one hundred nineteen".