23104537 has 2 divisors, whose sum is σ = 23104538. Its totient is φ = 23104536.

The previous prime is 23104519. The next prime is 23104553. The reversal of 23104537 is 73540132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22458121 + 646416 = 4739^2 + 804^2 .

It is a cyclic number.

It is not a de Polignac number, because 23104537 - 2⁷ = 23104409 is a prime.

It is not a weakly prime, because it can be changed into another prime (23104507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11552268 + 11552269.

It is an arithmetic number, because the mean of its divisors is an integer number (11552269).

Almost surely, 2^23104537 is an apocalyptic number.

It is an amenable number.

23104537 is a deficient number, since it is larger than the sum of its proper divisors (1).

23104537 is an equidigital number, since it uses as much as digits as its factorization.

23104537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 23104537 is about 4806.7179031019. The cubic root of 23104537 is about 284.8169009625.

Adding to 23104537 its reverse (73540132), we get a palindrome (96644669).

The spelling of 23104537 in words is "twenty-three million, one hundred four thousand, five hundred thirty-seven".