93903924137 has 2 divisors, whose sum is σ = 93903924138. Its totient is φ = 93903924136.

The previous prime is 93903924053. The next prime is 93903924167. The reversal of 93903924137 is 73142930939.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82401147136 + 11502777001 = 287056^2 + 107251^2 .

It is a cyclic number.

It is not a de Polignac number, because 93903924137 - 2⁸ = 93903923881 is a prime.

It is not a weakly prime, because it can be changed into another prime (93903924167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46951962068 + 46951962069.

It is an arithmetic number, because the mean of its divisors is an integer number (46951962069).

Almost surely, 2^93903924137 is an apocalyptic number.

It is an amenable number.

93903924137 is a deficient number, since it is larger than the sum of its proper divisors (1).

93903924137 is an equidigital number, since it uses as much as digits as its factorization.

93903924137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 50.

The spelling of 93903924137 in words is "ninety-three billion, nine hundred three million, nine hundred twenty-four thousand, one hundred thirty-seven".