6111201657 has 16 divisors (see below), whose sum is σ = 9001543680. Its totient is φ = 3656874000.

The previous prime is 6111201653. The next prime is 6111201671. The reversal of 6111201657 is 7561021116.

It is not a de Polignac number, because 6111201657 - 2² = 6111201653 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6111201653) 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, 1169469 + ... + 1174682.

It is an arithmetic number, because the mean of its divisors is an integer number (562596480).

Almost surely, 2^6111201657 is an apocalyptic number.

It is an amenable number.

6111201657 is a deficient number, since it is larger than the sum of its proper divisors (2890342023).

6111201657 is a wasteful number, since it uses less digits than its factorization.

6111201657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344244.

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 6111201657 is about 78174.1751283632. The cubic root of 6111201657 is about 1828.2778803424.

The spelling of 6111201657 in words is "six billion, one hundred eleven million, two hundred one thousand, six hundred fifty-seven".