139485352 has 8 divisors (see below), whose sum is σ = 261535050. Its totient is φ = 69742672.

The previous prime is 139485349. The next prime is 139485373. The reversal of 139485352 is 253584931.

It can be written as a sum of positive squares in only one way, i.e., 136749636 + 2735716 = 11694^2 + 1654^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8717827 + ... + 8717842.

Almost surely, 2^139485352 is an apocalyptic number.

It is an amenable number.

139485352 is a deficient number, since it is larger than the sum of its proper divisors (122049698).

139485352 is a wasteful number, since it uses less digits than its factorization.

139485352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17435675 (or 17435671 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The square root of 139485352 is about 11810.3916954519. The cubic root of 139485352 is about 518.6123654409.

The spelling of 139485352 in words is "one hundred thirty-nine million, four hundred eighty-five thousand, three hundred fifty-two".