137387794 has 8 divisors (see below), whose sum is σ = 208690560. Its totient is φ = 67824276.

The previous prime is 137387791. The next prime is 137387821. The reversal of 137387794 is 497783731.

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 (137387791) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 434614 + ... + 434929.

It is an arithmetic number, because the mean of its divisors is an integer number (26086320).

Almost surely, 2^137387794 is an apocalyptic number.

137387794 is a deficient number, since it is larger than the sum of its proper divisors (71302766).

137387794 is an equidigital number, since it uses as much as digits as its factorization.

137387794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869624.

The product of its digits is 889056, while the sum is 49.

The square root of 137387794 is about 11721.2539431581. The cubic root of 137387794 is about 515.9996219175. Note that the first 3 decimals are identical.

The spelling of 137387794 in words is "one hundred thirty-seven million, three hundred eighty-seven thousand, seven hundred ninety-four".