137760647 has 2 divisors, whose sum is σ = 137760648. Its totient is φ = 137760646.

The previous prime is 137760613. The next prime is 137760671. The reversal of 137760647 is 746067731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137760647 - 2⁸ = 137760391 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137760677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68880323 + 68880324.

It is an arithmetic number, because the mean of its divisors is an integer number (68880324).

Almost surely, 2^137760647 is an apocalyptic number.

137760647 is a deficient number, since it is larger than the sum of its proper divisors (1).

137760647 is an equidigital number, since it uses as much as digits as its factorization.

137760647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 41.

The square root of 137760647 is about 11737.1481629909. The cubic root of 137760647 is about 516.4659860703.

The spelling of 137760647 in words is "one hundred thirty-seven million, seven hundred sixty thousand, six hundred forty-seven".