6747164121 has 16 divisors (see below), whose sum is σ = 9169441344. Its totient is φ = 4412319744.

The previous prime is 6747164117. The next prime is 6747164143. The reversal of 6747164121 is 1214617476.

It is not a de Polignac number, because 6747164121 - 2² = 6747164117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6747164121.

It is not an unprimeable number, because it can be changed into a prime (6747164161) 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, 69711 + ... + 135476.

It is an arithmetic number, because the mean of its divisors is an integer number (573090084).

Almost surely, 2^6747164121 is an apocalyptic number.

It is an amenable number.

6747164121 is a deficient number, since it is larger than the sum of its proper divisors (2422277223).

6747164121 is a wasteful number, since it uses less digits than its factorization.

6747164121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205400.

The product of its digits is 56448, while the sum is 39.

The square root of 6747164121 is about 82141.1232026931. The cubic root of 6747164121 is about 1889.6168723137.

The spelling of 6747164121 in words is "six billion, seven hundred forty-seven million, one hundred sixty-four thousand, one hundred twenty-one".