139443004 has 12 divisors (see below), whose sum is σ = 245580664. Its totient is φ = 69277104.

The previous prime is 139443001. The next prime is 139443037. The reversal of 139443004 is 400344931.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139443001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110394 + ... + 111649.

Almost surely, 2^139443004 is an apocalyptic number.

It is an amenable number.

139443004 is a deficient number, since it is larger than the sum of its proper divisors (106137660).

139443004 is a wasteful number, since it uses less digits than its factorization.

139443004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222204 (or 222202 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 139443004 is about 11808.5987314330. The cubic root of 139443004 is about 518.5598762509.

Adding to 139443004 its reverse (400344931), we get a palindrome (539787935).

The spelling of 139443004 in words is "one hundred thirty-nine million, four hundred forty-three thousand, four".