137431662 has 16 divisors (see below), whose sum is σ = 275633280. Its totient is φ = 45682232.

The previous prime is 137431643. The next prime is 137431681. The reversal of 137431662 is 266134731.

It is an interprime number because it is at equal distance from previous prime (137431643) and next prime (137431681).

It is a congruent number.

It is an unprimeable number.

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, 29748 + ... + 34055.

It is an arithmetic number, because the mean of its divisors is an integer number (17227080).

Almost surely, 2^137431662 is an apocalyptic number.

137431662 is an abundant number, since it is smaller than the sum of its proper divisors (138201618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137431662 is a wasteful number, since it uses less digits than its factorization.

137431662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64167.

The product of its digits is 18144, while the sum is 33.

The square root of 137431662 is about 11723.1250952978. The cubic root of 137431662 is about 516.0545357298.

The spelling of 137431662 in words is "one hundred thirty-seven million, four hundred thirty-one thousand, six hundred sixty-two".