5012566123 has 2 divisors, whose sum is σ = 5012566124. Its totient is φ = 5012566122.

The previous prime is 5012566109. The next prime is 5012566147. The reversal of 5012566123 is 3216652105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5012566123 - 2⁹ = 5012565611 is a prime.

It is a super-2 number, since 2×5012566123² = 50251638274894502258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5012566723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2506283061 + 2506283062.

It is an arithmetic number, because the mean of its divisors is an integer number (2506283062).

Almost surely, 2^5012566123 is an apocalyptic number.

5012566123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5012566123 is an equidigital number, since it uses as much as digits as its factorization.

5012566123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 5012566123 is about 70799.4782678517. The cubic root of 5012566123 is about 1711.4072661413.

The spelling of 5012566123 in words is "five billion, twelve million, five hundred sixty-six thousand, one hundred twenty-three".