139147804 has 12 divisors (see below), whose sum is σ = 245426944. Its totient is φ = 69025824.

The previous prime is 139147793. The next prime is 139147819. The reversal of 139147804 is 408741931.

It is a super-2 number, since 2×139147804² = 38724222716044832, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136449 + ... + 137464.

Almost surely, 2^139147804 is an apocalyptic number.

It is an amenable number.

139147804 is a deficient number, since it is larger than the sum of its proper divisors (106279140).

139147804 is a wasteful number, since it uses less digits than its factorization.

139147804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274044 (or 274042 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 139147804 is about 11796.0927429382. The cubic root of 139147804 is about 518.1936883446.

The spelling of 139147804 in words is "one hundred thirty-nine million, one hundred forty-seven thousand, eight hundred four".