23375321 has 2 divisors, whose sum is σ = 23375322. Its totient is φ = 23375320.

The previous prime is 23375311. The next prime is 23375329. The reversal of 23375321 is 12357332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23088025 + 287296 = 4805^2 + 536^2 .

It is a cyclic number.

It is not a de Polignac number, because 23375321 - 2²² = 19181017 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23375329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11687660 + 11687661.

It is an arithmetic number, because the mean of its divisors is an integer number (11687661).

Almost surely, 2^23375321 is an apocalyptic number.

It is an amenable number.

23375321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23375321 is an equidigital number, since it uses as much as digits as its factorization.

23375321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 26.

The square root of 23375321 is about 4834.8030983692. The cubic root of 23375321 is about 285.9252620659.

The spelling of 23375321 in words is "twenty-three million, three hundred seventy-five thousand, three hundred twenty-one".