137883737393 has 2 divisors, whose sum is σ = 137883737394. Its totient is φ = 137883737392.

The previous prime is 137883737359. The next prime is 137883737399. The reversal of 137883737393 is 393737388731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114942697024 + 22941040369 = 339032^2 + 151463^2 .

It is a cyclic number.

It is not a de Polignac number, because 137883737393 - 2²⁴ = 137866960177 is a prime.

It is not a weakly prime, because it can be changed into another prime (137883737399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68941868696 + 68941868697.

It is an arithmetic number, because the mean of its divisors is an integer number (68941868697).

Almost surely, 2^137883737393 is an apocalyptic number.

It is an amenable number.

137883737393 is a deficient number, since it is larger than the sum of its proper divisors (1).

137883737393 is an equidigital number, since it uses as much as digits as its factorization.

137883737393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48009024, while the sum is 62.

The spelling of 137883737393 in words is "one hundred thirty-seven billion, eight hundred eighty-three million, seven hundred thirty-seven thousand, three hundred ninety-three".