501112679 has 2 divisors, whose sum is σ = 501112680. Its totient is φ = 501112678.

The previous prime is 501112609. The next prime is 501112681. The reversal of 501112679 is 976211105.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501112679 is a prime.

It is a super-2 number, since 2×501112679² = 502227834109114082, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 501112681, 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 (501112609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250556339 + 250556340.

It is an arithmetic number, because the mean of its divisors is an integer number (250556340).

Almost surely, 2^501112679 is an apocalyptic number.

501112679 is a deficient number, since it is larger than the sum of its proper divisors (1).

501112679 is an equidigital number, since it uses as much as digits as its factorization.

501112679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 32.

The square root of 501112679 is about 22385.5462073187. The cubic root of 501112679 is about 794.2888457307.

The spelling of 501112679 in words is "five hundred one million, one hundred twelve thousand, six hundred seventy-nine".