137338793 has 2 divisors, whose sum is σ = 137338794. Its totient is φ = 137338792.

The previous prime is 137338777. The next prime is 137338823. The reversal of 137338793 is 397833731.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127870864 + 9467929 = 11308^2 + 3077^2 .

It is a cyclic number.

It is not a de Polignac number, because 137338793 - 2⁴ = 137338777 is a prime.

It is not a weakly prime, because it can be changed into another prime (137338703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68669396 + 68669397.

It is an arithmetic number, because the mean of its divisors is an integer number (68669397).

Almost surely, 2^137338793 is an apocalyptic number.

It is an amenable number.

137338793 is a deficient number, since it is larger than the sum of its proper divisors (1).

137338793 is an equidigital number, since it uses as much as digits as its factorization.

137338793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 44.

The square root of 137338793 is about 11719.1634940383. The cubic root of 137338793 is about 515.9382688105.

The spelling of 137338793 in words is "one hundred thirty-seven million, three hundred thirty-eight thousand, seven hundred ninety-three".