139357700 has 18 divisors (see below), whose sum is σ = 302406426. Its totient is φ = 55743040.

The previous prime is 139357681. The next prime is 139357717. The reversal of 139357700 is 7753931.

It can be written as a sum of positive squares in 3 ways, for example, as 1811716 + 137545984 = 1346^2 + 11728^2 .

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 5 ways as a sum of consecutive naturals, for example, 696689 + ... + 696888.

It is an arithmetic number, because the mean of its divisors is an integer number (16800357).

Almost surely, 2^139357700 is an apocalyptic number.

139357700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139357700 is an abundant number, since it is smaller than the sum of its proper divisors (163048726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139357700 is a wasteful number, since it uses less digits than its factorization.

139357700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393591 (or 1393584 counting only the distinct ones).

The product of its (nonzero) digits is 19845, while the sum is 35.

The square root of 139357700 is about 11804.9862346383. The cubic root of 139357700 is about 518.4541119990.

The spelling of 139357700 in words is "one hundred thirty-nine million, three hundred fifty-seven thousand, seven hundred".