78034113 has 12 divisors (see below), whose sum is σ = 113186788. Its totient is φ = 51805440.

The previous prime is 78034093. The next prime is 78034127. The reversal of 78034113 is 31143087.

It can be written as a sum of positive squares in 2 ways, for example, as 69105969 + 8928144 = 8313^2 + 2988^2 .

It is not a de Polignac number, because 78034113 - 2⁹ = 78033601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78034133) 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, 15820 + ... + 20157.

Almost surely, 2^78034113 is an apocalyptic number.

It is an amenable number.

78034113 is a deficient number, since it is larger than the sum of its proper divisors (35152675).

78034113 is a wasteful number, since it uses less digits than its factorization.

78034113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36224 (or 36221 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 78034113 is about 8833.6919235391. The cubic root of 78034113 is about 427.3281467863.

The spelling of 78034113 in words is "seventy-eight million, thirty-four thousand, one hundred thirteen".