23234340037 has 2 divisors, whose sum is σ = 23234340038. Its totient is φ = 23234340036.

The previous prime is 23234340013. The next prime is 23234340049. The reversal of 23234340037 is 73004343232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19380537796 + 3853802241 = 139214^2 + 62079^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23234340037 is a prime.

It is a super-2 number, since 2×23234340037² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23234339990 and 23234340008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23234340097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11617170018 + 11617170019.

It is an arithmetic number, because the mean of its divisors is an integer number (11617170019).

Almost surely, 2^23234340037 is an apocalyptic number.

It is an amenable number.

23234340037 is a deficient number, since it is larger than the sum of its proper divisors (1).

23234340037 is an equidigital number, since it uses as much as digits as its factorization.

23234340037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 31.

Adding to 23234340037 its reverse (73004343232), we get a palindrome (96238683269).

The spelling of 23234340037 in words is "twenty-three billion, two hundred thirty-four million, three hundred forty thousand, thirty-seven".