112455421 has 8 divisors (see below), whose sum is σ = 121210880. Its totient is φ = 103714992.

The previous prime is 112455419. The next prime is 112455437. The reversal of 112455421 is 124554211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112455421 - 2¹ = 112455419 is a prime.

It is the 10605-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112455461) by changing a digit.

It is a nontrivial repunit in base 10604.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15460 + ... + 21538.

It is an arithmetic number, because the mean of its divisors is an integer number (15151360).

Almost surely, 2^112455421 is an apocalyptic number.

It is an amenable number.

112455421 is a deficient number, since it is larger than the sum of its proper divisors (8755459).

112455421 is a wasteful number, since it uses less digits than its factorization.

112455421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7515.

The product of its digits is 1600, while the sum is 25.

The square root of 112455421 is about 10604.5000353623. The cubic root of 112455421 is about 482.6809200990.

The spelling of 112455421 in words is "one hundred twelve million, four hundred fifty-five thousand, four hundred twenty-one".