137442658 has 16 divisors (see below), whose sum is σ = 213554880. Its totient is φ = 66264016.

The previous prime is 137442653. The next prime is 137442659. The reversal of 137442658 is 856244731.

It is a self number, because there is not a number n which added to its sum of digits gives 137442658.

It is not an unprimeable number, because it can be changed into a prime (137442653) 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, 73491 + ... + 75337.

It is an arithmetic number, because the mean of its divisors is an integer number (13347180).

Almost surely, 2^137442658 is an apocalyptic number.

137442658 is a deficient number, since it is larger than the sum of its proper divisors (76112222).

137442658 is a wasteful number, since it uses less digits than its factorization.

137442658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161.

The product of its digits is 161280, while the sum is 40.

The square root of 137442658 is about 11723.5940734913. The cubic root of 137442658 is about 516.0682986533.

The spelling of 137442658 in words is "one hundred thirty-seven million, four hundred forty-two thousand, six hundred fifty-eight".