137015377 has 2 divisors, whose sum is σ = 137015378. Its totient is φ = 137015376.

The previous prime is 137015363. The next prime is 137015383. The reversal of 137015377 is 773510731.

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., 130507776 + 6507601 = 11424^2 + 2551^2 .

It is a cyclic number.

It is not a de Polignac number, because 137015377 - 2²³ = 128626769 is a prime.

It is not a weakly prime, because it can be changed into another prime (137015077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68507688 + 68507689.

It is an arithmetic number, because the mean of its divisors is an integer number (68507689).

Almost surely, 2^137015377 is an apocalyptic number.

It is an amenable number.

137015377 is a deficient number, since it is larger than the sum of its proper divisors (1).

137015377 is an equidigital number, since it uses as much as digits as its factorization.

137015377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15435, while the sum is 34.

The square root of 137015377 is about 11705.3567651738. The cubic root of 137015377 is about 515.5329600614.

The spelling of 137015377 in words is "one hundred thirty-seven million, fifteen thousand, three hundred seventy-seven".