137501642 has 8 divisors (see below), whose sum is σ = 206635332. Its totient is φ = 68623200.

The previous prime is 137501641. The next prime is 137501669. The reversal of 137501642 is 246105731.

It can be written as a sum of positive squares in 2 ways, for example, as 134815321 + 2686321 = 11611^2 + 1639^2 .

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

It is not an unprimeable number, because it can be changed into a prime (137501641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62459 + ... + 64622.

Almost surely, 2^137501642 is an apocalyptic number.

137501642 is a deficient number, since it is larger than the sum of its proper divisors (69133690).

137501642 is a wasteful number, since it uses less digits than its factorization.

137501642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127624.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 137501642 is about 11726.1094144648. The cubic root of 137501642 is about 516.1421122702.

The spelling of 137501642 in words is "one hundred thirty-seven million, five hundred one thousand, six hundred forty-two".