137309194 has 16 divisors (see below), whose sum is σ = 225030240. Its totient is φ = 62318160.

The previous prime is 137309147. The next prime is 137309201. The reversal of 137309194 is 491903731.

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, 11197 + ... + 19999.

It is an arithmetic number, because the mean of its divisors is an integer number (14064390).

Almost surely, 2^137309194 is an apocalyptic number.

137309194 is a deficient number, since it is larger than the sum of its proper divisors (87721046).

137309194 is a wasteful number, since it uses less digits than its factorization.

137309194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9525.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 137309194 is about 11717.9005798820. The cubic root of 137309194 is about 515.9012014636.

The spelling of 137309194 in words is "one hundred thirty-seven million, three hundred nine thousand, one hundred ninety-four".