137750911 has 2 divisors, whose sum is σ = 137750912. Its totient is φ = 137750910.

The previous prime is 137750903. The next prime is 137750923. The reversal of 137750911 is 119057731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137750911 - 2³ = 137750903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137750411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68875455 + 68875456.

It is an arithmetic number, because the mean of its divisors is an integer number (68875456).

Almost surely, 2^137750911 is an apocalyptic number.

137750911 is a deficient number, since it is larger than the sum of its proper divisors (1).

137750911 is an equidigital number, since it uses as much as digits as its factorization.

137750911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6615, while the sum is 34.

The square root of 137750911 is about 11736.7334041461. The cubic root of 137750911 is about 516.4538189979.

The spelling of 137750911 in words is "one hundred thirty-seven million, seven hundred fifty thousand, nine hundred eleven".