3138205003161 has 4 divisors (see below), whose sum is σ = 4184273337552. Its totient is φ = 2092136668772.

The previous prime is 3138205003133. The next prime is 3138205003187. The reversal of 3138205003161 is 1613005028313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3138205003161 - 2⁶ = 3138205003097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3138205003861) 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, 523034167191 + ... + 523034167196.

It is an arithmetic number, because the mean of its divisors is an integer number (1046068334388).

Almost surely, 2^{3138205003161} is an apocalyptic number.

It is an amenable number.

3138205003161 is a deficient number, since it is larger than the sum of its proper divisors (1046068334391).

3138205003161 is a wasteful number, since it uses less digits than its factorization.

3138205003161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046068334390.

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 3138205003161 in words is "three trillion, one hundred thirty-eight billion, two hundred five million, three thousand, one hundred sixty-one".