79145951 has 2 divisors, whose sum is σ = 79145952. Its totient is φ = 79145950.

The previous prime is 79145947. The next prime is 79145953. The reversal of 79145951 is 15954197.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79145951 - 2² = 79145947 is a prime.

Together with 79145953, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 79145899 and 79145908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79145953) 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, 39572975 + 39572976.

It is an arithmetic number, because the mean of its divisors is an integer number (39572976).

Almost surely, 2^79145951 is an apocalyptic number.

79145951 is a deficient number, since it is larger than the sum of its proper divisors (1).

79145951 is an equidigital number, since it uses as much as digits as its factorization.

79145951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 41.

The square root of 79145951 is about 8896.4010138932. The cubic root of 79145951 is about 429.3481216829.

The spelling of 79145951 in words is "seventy-nine million, one hundred forty-five thousand, nine hundred fifty-one".