137485394 has 16 divisors (see below), whose sum is σ = 209558016. Its totient is φ = 67636800.

The previous prime is 137485367. The next prime is 137485459. The reversal of 137485394 is 493584731.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138239 + ... + 139229.

It is an arithmetic number, because the mean of its divisors is an integer number (13097376).

Almost surely, 2^137485394 is an apocalyptic number.

137485394 is a deficient number, since it is larger than the sum of its proper divisors (72072622).

137485394 is an equidigital number, since it uses as much as digits as its factorization.

137485394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041.

The product of its digits is 362880, while the sum is 44.

The square root of 137485394 is about 11725.4165810857. The cubic root of 137485394 is about 516.1217813436.

It can be divided in two parts, 1374 and 85394, that added together give a palindrome (86768).

The spelling of 137485394 in words is "one hundred thirty-seven million, four hundred eighty-five thousand, three hundred ninety-four".