139002704573 has 18 divisors (see below), whose sum is σ = 145959128574. Its totient is φ = 132365402224.

The previous prime is 139002704459. The next prime is 139002704593. The reversal of 139002704573 is 375407200931.

It can be written as a sum of positive squares in only one way, i.e., 137105056729 + 1897647844 = 370277^2 + 43562^2 .

It is not a de Polignac number, because 139002704573 - 2¹² = 139002700477 is a prime.

It is a super-2 number, since 2×139002704573² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 139002704573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139002704593) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 146781686 + ... + 146782632.

Almost surely, 2^139002704573 is an apocalyptic number.

It is an amenable number.

139002704573 is a deficient number, since it is larger than the sum of its proper divisors (6956424001).

139002704573 is an frugal number, since it uses more digits than its factorization.

139002704573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 139002704573 in words is "one hundred thirty-nine billion, two million, seven hundred four thousand, five hundred seventy-three".