23123304037 has 2 divisors, whose sum is σ = 23123304038. Its totient is φ = 23123304036.

The previous prime is 23123304011. The next prime is 23123304053. The reversal of 23123304037 is 73040332132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21250059076 + 1873244961 = 145774^2 + 43281^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23123304037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23123303996 and 23123304014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23123304007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561652018 + 11561652019.

It is an arithmetic number, because the mean of its divisors is an integer number (11561652019).

Almost surely, 2^23123304037 is an apocalyptic number.

It is an amenable number.

23123304037 is a deficient number, since it is larger than the sum of its proper divisors (1).

23123304037 is an equidigital number, since it uses as much as digits as its factorization.

23123304037 is an evil number, because the sum of its binary digits is even.

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

Adding to 23123304037 its reverse (73040332132), we get a palindrome (96163636169).

The spelling of 23123304037 in words is "twenty-three billion, one hundred twenty-three million, three hundred four thousand, thirty-seven".