112921499 has 4 divisors (see below), whose sum is σ = 116564160. Its totient is φ = 109278840.

The previous prime is 112921481. The next prime is 112921507. The reversal of 112921499 is 994129211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112921499 - 2⁸ = 112921243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112921409) 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, 1821284 + ... + 1821345.

It is an arithmetic number, because the mean of its divisors is an integer number (29141040).

Almost surely, 2^112921499 is an apocalyptic number.

112921499 is a deficient number, since it is larger than the sum of its proper divisors (3642661).

112921499 is an equidigital number, since it uses as much as digits as its factorization.

112921499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642660.

The product of its digits is 11664, while the sum is 38.

The square root of 112921499 is about 10626.4527947947. The cubic root of 112921499 is about 483.3468339735.

The spelling of 112921499 in words is "one hundred twelve million, nine hundred twenty-one thousand, four hundred ninety-nine".