137089877 has 2 divisors, whose sum is σ = 137089878. Its totient is φ = 137089876.

The previous prime is 137089861. The next prime is 137089879. The reversal of 137089877 is 778980731.

137089877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109956196 + 27133681 = 10486^2 + 5209^2 .

It is a cyclic number.

It is not a de Polignac number, because 137089877 - 2⁴ = 137089861 is a prime.

Together with 137089879, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137089879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68544938 + 68544939.

It is an arithmetic number, because the mean of its divisors is an integer number (68544939).

Almost surely, 2^137089877 is an apocalyptic number.

It is an amenable number.

137089877 is a deficient number, since it is larger than the sum of its proper divisors (1).

137089877 is an equidigital number, since it uses as much as digits as its factorization.

137089877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 50.

The square root of 137089877 is about 11708.5386363969. The cubic root of 137089877 is about 515.6263808325.

The spelling of 137089877 in words is "one hundred thirty-seven million, eighty-nine thousand, eight hundred seventy-seven".