104311233137 has 2 divisors, whose sum is σ = 104311233138. Its totient is φ = 104311233136.

The previous prime is 104311233109. The next prime is 104311233139. The reversal of 104311233137 is 731332113401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63403743601 + 40907489536 = 251801^2 + 202256^2 .

It is an emirp because it is prime and its reverse (731332113401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104311233137 is a prime.

Together with 104311233139, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104311233139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52155616568 + 52155616569.

It is an arithmetic number, because the mean of its divisors is an integer number (52155616569).

Almost surely, 2^104311233137 is an apocalyptic number.

It is an amenable number.

104311233137 is a deficient number, since it is larger than the sum of its proper divisors (1).

104311233137 is an equidigital number, since it uses as much as digits as its factorization.

104311233137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 104311233137 its reverse (731332113401), we get a palindrome (835643346538).

The spelling of 104311233137 in words is "one hundred four billion, three hundred eleven million, two hundred thirty-three thousand, one hundred thirty-seven".