23231040337 has 2 divisors, whose sum is σ = 23231040338. Its totient is φ = 23231040336.

The previous prime is 23231040331. The next prime is 23231040367. The reversal of 23231040337 is 73304013232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22188783681 + 1042256656 = 148959^2 + 32284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23231040337 is a prime.

It is not a weakly prime, because it can be changed into another prime (23231040331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11615520168 + 11615520169.

It is an arithmetic number, because the mean of its divisors is an integer number (11615520169).

Almost surely, 2^23231040337 is an apocalyptic number.

It is an amenable number.

23231040337 is a deficient number, since it is larger than the sum of its proper divisors (1).

23231040337 is an equidigital number, since it uses as much as digits as its factorization.

23231040337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 28.

Adding to 23231040337 its reverse (73304013232), we get a palindrome (96535053569).

The spelling of 23231040337 in words is "twenty-three billion, two hundred thirty-one million, forty thousand, three hundred thirty-seven".