137799394 has 16 divisors (see below), whose sum is σ = 220278528. Its totient is φ = 64500832.

The previous prime is 137799379. The next prime is 137799469. The reversal of 137799394 is 493997731.

It is a happy number.

137799394 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29707 + ... + 34030.

It is an arithmetic number, because the mean of its divisors is an integer number (13767408).

Almost surely, 2^137799394 is an apocalyptic number.

137799394 is a deficient number, since it is larger than the sum of its proper divisors (82479134).

137799394 is a wasteful number, since it uses less digits than its factorization.

137799394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63809.

The product of its digits is 1285956, while the sum is 52.

The square root of 137799394 is about 11738.7986608511. The cubic root of 137799394 is about 516.5144024895.

The spelling of 137799394 in words is "one hundred thirty-seven million, seven hundred ninety-nine thousand, three hundred ninety-four".