2139015145197 has 16 divisors (see below), whose sum is σ = 3284332964352. Its totient is φ = 1212963875760.

The previous prime is 2139015145187. The next prime is 2139015145207. The reversal of 2139015145197 is 7915415109312.

It is an interprime number because it is at equal distance from previous prime (2139015145187) and next prime (2139015145207).

It is not a de Polignac number, because 2139015145197 - 2¹⁰ = 2139015144173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2139015145187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388767723 + ... + 388773224.

It is an arithmetic number, because the mean of its divisors is an integer number (205270810272).

Almost surely, 2^{2139015145197} is an apocalyptic number.

It is an amenable number.

2139015145197 is a deficient number, since it is larger than the sum of its proper divisors (1145317819155).

2139015145197 is a wasteful number, since it uses less digits than its factorization.

2139015145197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777541088.

The product of its (nonzero) digits is 340200, while the sum is 48.

The spelling of 2139015145197 in words is "two trillion, one hundred thirty-nine billion, fifteen million, one hundred forty-five thousand, one hundred ninety-seven".