79274113 has 2 divisors, whose sum is σ = 79274114. Its totient is φ = 79274112.

The previous prime is 79274089. The next prime is 79274119. The reversal of 79274113 is 31147297.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77563249 + 1710864 = 8807^2 + 1308^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79274113 is a prime.

It is equal to p_4629544 and since 79274113 and 4629544 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (79274119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39637056 + 39637057.

It is an arithmetic number, because the mean of its divisors is an integer number (39637057).

Almost surely, 2^79274113 is an apocalyptic number.

It is an amenable number.

79274113 is a deficient number, since it is larger than the sum of its proper divisors (1).

79274113 is an equidigital number, since it uses as much as digits as its factorization.

79274113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 34.

The square root of 79274113 is about 8903.6011253874. The cubic root of 79274113 is about 429.5797462469.

The spelling of 79274113 in words is "seventy-nine million, two hundred seventy-four thousand, one hundred thirteen".