137556701 has 2 divisors, whose sum is σ = 137556702. Its totient is φ = 137556700.

The previous prime is 137556691. The next prime is 137556719. The reversal of 137556701 is 107655731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136656100 + 900601 = 11690^2 + 949^2 .

It is a cyclic number.

It is not a de Polignac number, because 137556701 - 2¹⁸ = 137294557 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 (137556901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68778350 + 68778351.

It is an arithmetic number, because the mean of its divisors is an integer number (68778351).

Almost surely, 2^137556701 is an apocalyptic number.

It is an amenable number.

137556701 is a deficient number, since it is larger than the sum of its proper divisors (1).

137556701 is an equidigital number, since it uses as much as digits as its factorization.

137556701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22050, while the sum is 35.

The square root of 137556701 is about 11728.4568891223. The cubic root of 137556701 is about 516.2109950265.

The spelling of 137556701 in words is "one hundred thirty-seven million, five hundred fifty-six thousand, seven hundred one".