511321079 has 2 divisors, whose sum is σ = 511321080. Its totient is φ = 511321078.

The previous prime is 511321043. The next prime is 511321133. The reversal of 511321079 is 970123115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511321079 - 2²⁸ = 242885623 is a prime.

It is a super-2 number, since 2×511321079² = 522898491659448482, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511311079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255660539 + 255660540.

It is an arithmetic number, because the mean of its divisors is an integer number (255660540).

Almost surely, 2^511321079 is an apocalyptic number.

511321079 is a deficient number, since it is larger than the sum of its proper divisors (1).

511321079 is an equidigital number, since it uses as much as digits as its factorization.

511321079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 511321079 is about 22612.4098450386. The cubic root of 511321079 is about 799.6462389019.

The spelling of 511321079 in words is "five hundred eleven million, three hundred twenty-one thousand, seventy-nine".