5011171657 has 2 divisors, whose sum is σ = 5011171658. Its totient is φ = 5011171656.

The previous prime is 5011171639. The next prime is 5011171727. The reversal of 5011171657 is 7561711105.

It is a happy number.

5011171657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4935203001 + 75968656 = 70251^2 + 8716^2 .

It is a cyclic number.

It is not a de Polignac number, because 5011171657 - 2²⁷ = 4876953929 is a prime.

It is a super-2 number, since 2×5011171657² = 50223682751840251298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5011171157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505585828 + 2505585829.

It is an arithmetic number, because the mean of its divisors is an integer number (2505585829).

Almost surely, 2^5011171657 is an apocalyptic number.

It is an amenable number.

5011171657 is a deficient number, since it is larger than the sum of its proper divisors (1).

5011171657 is an equidigital number, since it uses as much as digits as its factorization.

5011171657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7350, while the sum is 34.

The square root of 5011171657 is about 70789.6295865433. The cubic root of 5011171657 is about 1711.2485503243.

The spelling of 5011171657 in words is "five billion, eleven million, one hundred seventy-one thousand, six hundred fifty-seven".