113766387 has 24 divisors (see below), whose sum is σ = 176953536. Its totient is φ = 64825488.

The previous prime is 113766371. The next prime is 113766407. The reversal of 113766387 is 783667311.

It is not a de Polignac number, because 113766387 - 2⁴ = 113766371 is a prime.

It is a super-2 number, since 2×113766387² = 25885581622067538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113762387) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64248 + ... + 65994.

It is an arithmetic number, because the mean of its divisors is an integer number (7373064).

Almost surely, 2^113766387 is an apocalyptic number.

113766387 is a deficient number, since it is larger than the sum of its proper divisors (63187149).

113766387 is a wasteful number, since it uses less digits than its factorization.

113766387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207 (or 2200 counting only the distinct ones).

The product of its digits is 127008, while the sum is 42.

The square root of 113766387 is about 10666.1327105938. The cubic root of 113766387 is about 484.5493202441.

The spelling of 113766387 in words is "one hundred thirteen million, seven hundred sixty-six thousand, three hundred eighty-seven".