79055077 has 2 divisors, whose sum is σ = 79055078. Its totient is φ = 79055076.

The previous prime is 79055069. The next prime is 79055101. The reversal of 79055077 is 77055097.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52983841 + 26071236 = 7279^2 + 5106^2 .

It is a cyclic number.

It is not a de Polignac number, because 79055077 - 2³ = 79055069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79055017) 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, 39527538 + 39527539.

It is an arithmetic number, because the mean of its divisors is an integer number (39527539).

Almost surely, 2^79055077 is an apocalyptic number.

It is an amenable number.

79055077 is a deficient number, since it is larger than the sum of its proper divisors (1).

79055077 is an equidigital number, since it uses as much as digits as its factorization.

79055077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77175, while the sum is 40.

The square root of 79055077 is about 8891.2922007996. The cubic root of 79055077 is about 429.1837354110.

The spelling of 79055077 in words is "seventy-nine million, fifty-five thousand, seventy-seven".