137690411 has 2 divisors, whose sum is σ = 137690412. Its totient is φ = 137690410.

The previous prime is 137690389. The next prime is 137690417. The reversal of 137690411 is 114096731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137690411 is a prime.

It is not a weakly prime, because it can be changed into another prime (137690417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68845205 + 68845206.

It is an arithmetic number, because the mean of its divisors is an integer number (68845206).

Almost surely, 2^137690411 is an apocalyptic number.

137690411 is a deficient number, since it is larger than the sum of its proper divisors (1).

137690411 is an equidigital number, since it uses as much as digits as its factorization.

137690411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 137690411 is about 11734.1557429582. The cubic root of 137690411 is about 516.3781993371.

The spelling of 137690411 in words is "one hundred thirty-seven million, six hundred ninety thousand, four hundred eleven".