6131972162 has 4 divisors (see below), whose sum is σ = 9197958246. Its totient is φ = 3065986080.

The previous prime is 6131972153. The next prime is 6131972167. The reversal of 6131972162 is 2612791316.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4108681801 + 2023290361 = 64099^2 + 44981^2 .

It is not an unprimeable number, because it can be changed into a prime (6131972167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1532993039 + ... + 1532993042.

Almost surely, 2^6131972162 is an apocalyptic number.

6131972162 is a deficient number, since it is larger than the sum of its proper divisors (3065986084).

6131972162 is a wasteful number, since it uses less digits than its factorization.

6131972162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065986083.

The product of its digits is 27216, while the sum is 38.

The square root of 6131972162 is about 78306.9100526895. The cubic root of 6131972162 is about 1830.3468304576.

The spelling of 6131972162 in words is "six billion, one hundred thirty-one million, nine hundred seventy-two thousand, one hundred sixty-two".