77152113 has 12 divisors (see below), whose sum is σ = 111541248. Its totient is φ = 51388920.

The previous prime is 77152099. The next prime is 77152121. The reversal of 77152113 is 31125177.

It is a happy number.

It is not a de Polignac number, because 77152113 - 2⁸ = 77151857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77152123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9168 + ... + 15438.

It is an arithmetic number, because the mean of its divisors is an integer number (9295104).

Almost surely, 2^77152113 is an apocalyptic number.

It is an amenable number.

77152113 is a deficient number, since it is larger than the sum of its proper divisors (34389135).

77152113 is a wasteful number, since it uses less digits than its factorization.

77152113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7644 (or 7641 counting only the distinct ones).

The product of its digits is 1470, while the sum is 27.

The square root of 77152113 is about 8783.6275535794. The cubic root of 77152113 is about 425.7120483462.

The spelling of 77152113 in words is "seventy-seven million, one hundred fifty-two thousand, one hundred thirteen".