77103916 has 12 divisors (see below), whose sum is σ = 135410632. Its totient is φ = 38415168.

The previous prime is 77103911. The next prime is 77103977. The reversal of 77103916 is 61930177.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (77103911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32925 + ... + 35188.

Almost surely, 2^77103916 is an apocalyptic number.

It is an amenable number.

77103916 is a deficient number, since it is larger than the sum of its proper divisors (58306716).

77103916 is a wasteful number, since it uses less digits than its factorization.

77103916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68400 (or 68398 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 77103916 is about 8780.8835546316. The cubic root of 77103916 is about 425.6233823036.

The spelling of 77103916 in words is "seventy-seven million, one hundred three thousand, nine hundred sixteen".