511106879 has 2 divisors, whose sum is σ = 511106880. Its totient is φ = 511106878.

The previous prime is 511106839. The next prime is 511106881. The reversal of 511106879 is 978601115.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-511106879 is a prime.

It is a super-2 number, since 2×511106879² = 522460483522241282, which contains 22 as substring.

Together with 511106881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511106809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255553439 + 255553440.

It is an arithmetic number, because the mean of its divisors is an integer number (255553440).

Almost surely, 2^511106879 is an apocalyptic number.

511106879 is a deficient number, since it is larger than the sum of its proper divisors (1).

511106879 is an equidigital number, since it uses as much as digits as its factorization.

511106879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 38.

The square root of 511106879 is about 22607.6730116127. The cubic root of 511106879 is about 799.5345620744.

The spelling of 511106879 in words is "five hundred eleven million, one hundred six thousand, eight hundred seventy-nine".