137662669 has 8 divisors (see below), whose sum is σ = 139978368. Its totient is φ = 135366240.

The previous prime is 137662667. The next prime is 137662673. The reversal of 137662669 is 966266731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 137662669 - 2¹ = 137662667 is a prime.

It is a super-2 number, since 2×137662669² = 37902020872407122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137662667) 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 in 7 ways as a sum of consecutive naturals, for example, 9964 + ... + 19354.

It is an arithmetic number, because the mean of its divisors is an integer number (17497296).

Almost surely, 2^137662669 is an apocalyptic number.

It is an amenable number.

137662669 is a deficient number, since it is larger than the sum of its proper divisors (2315699).

137662669 is a wasteful number, since it uses less digits than its factorization.

137662669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9635.

The product of its digits is 489888, while the sum is 46.

The square root of 137662669 is about 11732.9735787651. The cubic root of 137662669 is about 516.3435168779.

The spelling of 137662669 in words is "one hundred thirty-seven million, six hundred sixty-two thousand, six hundred sixty-nine".