79697027 has 2 divisors, whose sum is σ = 79697028. Its totient is φ = 79697026.

The previous prime is 79697011. The next prime is 79697041. The reversal of 79697027 is 72079697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79697027 - 2⁴ = 79697011 is a prime.

It is a super-2 number, since 2×79697027² = 12703232225277458, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79697087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39848513 + 39848514.

It is an arithmetic number, because the mean of its divisors is an integer number (39848514).

Almost surely, 2^79697027 is an apocalyptic number.

79697027 is a deficient number, since it is larger than the sum of its proper divisors (1).

79697027 is an equidigital number, since it uses as much as digits as its factorization.

79697027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 333396, while the sum is 47.

The square root of 79697027 is about 8927.3191384648. The cubic root of 79697027 is about 430.3423036025.

The spelling of 79697027 in words is "seventy-nine million, six hundred ninety-seven thousand, twenty-seven".