79437361 has 2 divisors, whose sum is σ = 79437362. Its totient is φ = 79437360.

The previous prime is 79437353. The next prime is 79437403. The reversal of 79437361 is 16373497.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78216336 + 1221025 = 8844^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 79437361 - 2³ = 79437353 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79437341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39718680 + 39718681.

It is an arithmetic number, because the mean of its divisors is an integer number (39718681).

Almost surely, 2^79437361 is an apocalyptic number.

It is an amenable number.

79437361 is a deficient number, since it is larger than the sum of its proper divisors (1).

79437361 is an equidigital number, since it uses as much as digits as its factorization.

79437361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 40.

The square root of 79437361 is about 8912.7639371858. The cubic root of 79437361 is about 429.8744197912.

The spelling of 79437361 in words is "seventy-nine million, four hundred thirty-seven thousand, three hundred sixty-one".