139097694213 has 12 divisors (see below), whose sum is σ = 201161851488. Its totient is φ = 92619660840.

The previous prime is 139097694179. The next prime is 139097694277. The reversal of 139097694213 is 312496790931.

It is a happy number.

It is not a de Polignac number, because 139097694213 - 2⁹ = 139097693701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139097694213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139097694313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9336753 + ... + 9351638.

It is an arithmetic number, because the mean of its divisors is an integer number (16763487624).

Almost surely, 2^139097694213 is an apocalyptic number.

It is an amenable number.

139097694213 is a deficient number, since it is larger than the sum of its proper divisors (62064157275).

139097694213 is a wasteful number, since it uses less digits than its factorization.

139097694213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18689224 (or 18689221 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The spelling of 139097694213 in words is "one hundred thirty-nine billion, ninety-seven million, six hundred ninety-four thousand, two hundred thirteen".