137442699 has 24 divisors (see below), whose sum is σ = 204401600. Its totient is φ = 88957440.

The previous prime is 137442689. The next prime is 137442707. The reversal of 137442699 is 996244731.

It is a happy number.

137442699 is a `hidden beast` number, since 137 + 4 + 426 + 99 = 666.

It is not a de Polignac number, because 137442699 - 2¹² = 137438603 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137442659) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41787 + ... + 44955.

Almost surely, 2^137442699 is an apocalyptic number.

137442699 is a deficient number, since it is larger than the sum of its proper divisors (66958901).

137442699 is a wasteful number, since it uses less digits than its factorization.

137442699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315 (or 3312 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 137442699 is about 11723.5958221017. The cubic root of 137442699 is about 516.0683499688.

The spelling of 137442699 in words is "one hundred thirty-seven million, four hundred forty-two thousand, six hundred ninety-nine".