5166127157 has 2 divisors, whose sum is σ = 5166127158. Its totient is φ = 5166127156.

The previous prime is 5166127133. The next prime is 5166127163. The reversal of 5166127157 is 7517216615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5117113156 + 49014001 = 71534^2 + 7001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5166127157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5166127117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583063578 + 2583063579.

It is an arithmetic number, because the mean of its divisors is an integer number (2583063579).

Almost surely, 2^5166127157 is an apocalyptic number.

It is an amenable number.

5166127157 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166127157 is an equidigital number, since it uses as much as digits as its factorization.

5166127157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88200, while the sum is 41.

The square root of 5166127157 is about 71875.7758705950. The cubic root of 5166127157 is about 1728.7082204140.

The spelling of 5166127157 in words is "five billion, one hundred sixty-six million, one hundred twenty-seven thousand, one hundred fifty-seven".