79078651 has 2 divisors, whose sum is σ = 79078652. Its totient is φ = 79078650.

The previous prime is 79078633. The next prime is 79078661. The reversal of 79078651 is 15687097.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79078651 - 2⁵ = 79078619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79078598 and 79078607.

It is not a weakly prime, because it can be changed into another prime (79078661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39539325 + 39539326.

It is an arithmetic number, because the mean of its divisors is an integer number (39539326).

Almost surely, 2^79078651 is an apocalyptic number.

79078651 is a deficient number, since it is larger than the sum of its proper divisors (1).

79078651 is an equidigital number, since it uses as much as digits as its factorization.

79078651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 43.

The square root of 79078651 is about 8892.6177810586. The cubic root of 79078651 is about 429.2263916293.

The spelling of 79078651 in words is "seventy-nine million, seventy-eight thousand, six hundred fifty-one".