113507816 has 8 divisors (see below), whose sum is σ = 212827170. Its totient is φ = 56753904.

The previous prime is 113507813. The next prime is 113507819. The reversal of 113507816 is 618705311.

It is an interprime number because it is at equal distance from previous prime (113507813) and next prime (113507819).

It can be written as a sum of positive squares in only one way, i.e., 113507716 + 100 = 10654^2 + 10^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (113507813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7094231 + ... + 7094246.

Almost surely, 2^113507816 is an apocalyptic number.

It is an amenable number.

113507816 is a deficient number, since it is larger than the sum of its proper divisors (99319354).

113507816 is a wasteful number, since it uses less digits than its factorization.

113507816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14188483 (or 14188479 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 113507816 is about 10654.0046930720. The cubic root of 113507816 is about 484.1819432983.

The spelling of 113507816 in words is "one hundred thirteen million, five hundred seven thousand, eight hundred sixteen".