23204245237 has 2 divisors, whose sum is σ = 23204245238. Its totient is φ = 23204245236.

The previous prime is 23204245151. The next prime is 23204245283. The reversal of 23204245237 is 73254240232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22329623761 + 874621476 = 149431^2 + 29574^2 .

It is a cyclic number.

It is not a de Polignac number, because 23204245237 - 2¹¹ = 23204243189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23204245837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11602122618 + 11602122619.

It is an arithmetic number, because the mean of its divisors is an integer number (11602122619).

Almost surely, 2^23204245237 is an apocalyptic number.

It is an amenable number.

23204245237 is a deficient number, since it is larger than the sum of its proper divisors (1).

23204245237 is an equidigital number, since it uses as much as digits as its factorization.

23204245237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 34.

Adding to 23204245237 its reverse (73254240232), we get a palindrome (96458485469).

The spelling of 23204245237 in words is "twenty-three billion, two hundred four million, two hundred forty-five thousand, two hundred thirty-seven".