113864899 has 2 divisors, whose sum is σ = 113864900. Its totient is φ = 113864898.

The previous prime is 113864897. The next prime is 113864917. The reversal of 113864899 is 998468311.

It is a weak prime.

It is an emirp because it is prime and its reverse (998468311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113864899 - 2¹ = 113864897 is a prime.

Together with 113864897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (113864893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56932449 + 56932450.

It is an arithmetic number, because the mean of its divisors is an integer number (56932450).

Almost surely, 2^113864899 is an apocalyptic number.

113864899 is a deficient number, since it is larger than the sum of its proper divisors (1).

113864899 is an equidigital number, since it uses as much as digits as its factorization.

113864899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 49.

The square root of 113864899 is about 10670.7496925005. The cubic root of 113864899 is about 484.6891393731.

The spelling of 113864899 in words is "one hundred thirteen million, eight hundred sixty-four thousand, eight hundred ninety-nine".