137819339 has 32 divisors (see below), whose sum is σ = 170726400. Its totient is φ = 108743040.

The previous prime is 137819329. The next prime is 137819351. The reversal of 137819339 is 933918731.

It is a de Polignac number, because none of the positive numbers 2^k-137819339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137819339.

It is not an unprimeable number, because it can be changed into a prime (137819329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 442994 + ... + 443304.

It is an arithmetic number, because the mean of its divisors is an integer number (5335200).

Almost surely, 2^137819339 is an apocalyptic number.

137819339 is a deficient number, since it is larger than the sum of its proper divisors (32907061).

137819339 is a wasteful number, since it uses less digits than its factorization.

137819339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443.

The product of its digits is 122472, while the sum is 44.

The square root of 137819339 is about 11739.6481633821. The cubic root of 137819339 is about 516.5393212802.

The spelling of 137819339 in words is "one hundred thirty-seven million, eight hundred nineteen thousand, three hundred thirty-nine".