137560669 has 2 divisors, whose sum is σ = 137560670. Its totient is φ = 137560668.

The previous prime is 137560639. The next prime is 137560691. The reversal of 137560669 is 966065731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124055044 + 13505625 = 11138^2 + 3675^2 .

It is a cyclic number.

It is not a de Polignac number, because 137560669 - 2¹³ = 137552477 is a prime.

It is a super-2 number, since 2×137560669² = 37845875311455122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137560639) 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, 68780334 + 68780335.

It is an arithmetic number, because the mean of its divisors is an integer number (68780335).

Almost surely, 2^137560669 is an apocalyptic number.

It is an amenable number.

137560669 is a deficient number, since it is larger than the sum of its proper divisors (1).

137560669 is an equidigital number, since it uses as much as digits as its factorization.

137560669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 137560669 is about 11728.6260491159. The cubic root of 137560669 is about 516.2159585689.

The spelling of 137560669 in words is "one hundred thirty-seven million, five hundred sixty thousand, six hundred sixty-nine".