5165851123 has 2 divisors, whose sum is σ = 5165851124. Its totient is φ = 5165851122.

The previous prime is 5165851091. The next prime is 5165851151. The reversal of 5165851123 is 3211585615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5165851123 - 2⁵ = 5165851091 is a prime.

It is a super-2 number, since 2×5165851123² = 53372035650000722258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5165852123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582925561 + 2582925562.

It is an arithmetic number, because the mean of its divisors is an integer number (2582925562).

Almost surely, 2^5165851123 is an apocalyptic number.

5165851123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5165851123 is an equidigital number, since it uses as much as digits as its factorization.

5165851123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 37.

The square root of 5165851123 is about 71873.8556291507. The cubic root of 5165851123 is about 1728.6774306993.

The spelling of 5165851123 in words is "five billion, one hundred sixty-five million, eight hundred fifty-one thousand, one hundred twenty-three".