5166156511 has 2 divisors, whose sum is σ = 5166156512. Its totient is φ = 5166156510.

The previous prime is 5166156509. The next prime is 5166156529. The reversal of 5166156511 is 1156516615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5166156511 - 2¹ = 5166156509 is a prime.

It is a super-2 number, since 2×5166156511² = 53378346192295386242, which contains 22 as substring.

Together with 5166156509, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5166156581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583078255 + 2583078256.

It is an arithmetic number, because the mean of its divisors is an integer number (2583078256).

Almost surely, 2^5166156511 is an apocalyptic number.

5166156511 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166156511 is an equidigital number, since it uses as much as digits as its factorization.

5166156511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27000, while the sum is 37.

The square root of 5166156511 is about 71875.9800698397. The cubic root of 5166156511 is about 1728.7114945885.

The spelling of 5166156511 in words is "five billion, one hundred sixty-six million, one hundred fifty-six thousand, five hundred eleven".