137716771 has 2 divisors, whose sum is σ = 137716772. Its totient is φ = 137716770.

The previous prime is 137716759. The next prime is 137716841. The reversal of 137716771 is 177617731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137716771 - 2²⁷ = 3499043 is a prime.

It is not a weakly prime, because it can be changed into another prime (137716741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68858385 + 68858386.

It is an arithmetic number, because the mean of its divisors is an integer number (68858386).

Almost surely, 2^137716771 is an apocalyptic number.

137716771 is a deficient number, since it is larger than the sum of its proper divisors (1).

137716771 is an equidigital number, since it uses as much as digits as its factorization.

137716771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43218, while the sum is 40.

The square root of 137716771 is about 11735.2789059315. The cubic root of 137716771 is about 516.4111497334.

The spelling of 137716771 in words is "one hundred thirty-seven million, seven hundred sixteen thousand, seven hundred seventy-one".