511125206279 has 2 divisors, whose sum is σ = 511125206280. Its totient is φ = 511125206278.

The previous prime is 511125206261. The next prime is 511125206381. The reversal of 511125206279 is 972602521115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511125206279 - 2³² = 506830238983 is a prime.

It is a super-2 number, since 2×511125206279² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511125206209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255562603139 + 255562603140.

It is an arithmetic number, because the mean of its divisors is an integer number (255562603140).

Almost surely, 2^511125206279 is an apocalyptic number.

511125206279 is a deficient number, since it is larger than the sum of its proper divisors (1).

511125206279 is an equidigital number, since it uses as much as digits as its factorization.

511125206279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 41.

The spelling of 511125206279 in words is "five hundred eleven billion, one hundred twenty-five million, two hundred six thousand, two hundred seventy-nine".