77306113 has 4 divisors (see below), whose sum is σ = 77896368. Its totient is φ = 76715860.

The previous prime is 77306087. The next prime is 77306129. The reversal of 77306113 is 31160377.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 77306113 - 2⁵ = 77306081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77306143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294931 + ... + 295192.

It is an arithmetic number, because the mean of its divisors is an integer number (19474092).

Almost surely, 2^77306113 is an apocalyptic number.

It is an amenable number.

77306113 is a deficient number, since it is larger than the sum of its proper divisors (590255).

77306113 is a wasteful number, since it uses less digits than its factorization.

77306113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590254.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 77306113 is about 8792.3894931924. The cubic root of 77306113 is about 425.9951085716.

The spelling of 77306113 in words is "seventy-seven million, three hundred six thousand, one hundred thirteen".