79698371 has 2 divisors, whose sum is σ = 79698372. Its totient is φ = 79698370.

The previous prime is 79698347. The next prime is 79698389. The reversal of 79698371 is 17389697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79698371 - 2²² = 75504067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79698341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39849185 + 39849186.

It is an arithmetic number, because the mean of its divisors is an integer number (39849186).

Almost surely, 2^79698371 is an apocalyptic number.

79698371 is a deficient number, since it is larger than the sum of its proper divisors (1).

79698371 is an equidigital number, since it uses as much as digits as its factorization.

79698371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 50.

The square root of 79698371 is about 8927.3944127052. The cubic root of 79698371 is about 430.3447226673.

The spelling of 79698371 in words is "seventy-nine million, six hundred ninety-eight thousand, three hundred seventy-one".