79034089 has 2 divisors, whose sum is σ = 79034090. Its totient is φ = 79034088.

The previous prime is 79034069. The next prime is 79034093. The reversal of 79034089 is 98043097.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71149225 + 7884864 = 8435^2 + 2808^2 .

It is a cyclic number.

It is not a de Polignac number, because 79034089 - 2²³ = 70645481 is a prime.

It is not a weakly prime, because it can be changed into another prime (79034069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39517044 + 39517045.

It is an arithmetic number, because the mean of its divisors is an integer number (39517045).

Almost surely, 2^79034089 is an apocalyptic number.

It is an amenable number.

79034089 is a deficient number, since it is larger than the sum of its proper divisors (1).

79034089 is an equidigital number, since it uses as much as digits as its factorization.

79034089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 79034089 is about 8890.1118665628. Note that the first 3 decimals coincide. The cubic root of 79034089 is about 429.1457513210.

The spelling of 79034089 in words is "seventy-nine million, thirty-four thousand, eighty-nine".