112123451 has 8 divisors (see below), whose sum is σ = 122453424. Its totient is φ = 101816320.

The previous prime is 112123441. The next prime is 112123469. The reversal of 112123451 is 154321211.

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 112123451 - 2²⁶ = 45014587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112123411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5531 + ... + 15963.

It is an arithmetic number, because the mean of its divisors is an integer number (15306678).

Almost surely, 2^112123451 is an apocalyptic number.

112123451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112123451 is a deficient number, since it is larger than the sum of its proper divisors (10329973).

112123451 is a wasteful number, since it uses less digits than its factorization.

112123451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11421.

The product of its digits is 240, while the sum is 20.

The square root of 112123451 is about 10588.8361494548. The cubic root of 112123451 is about 482.2054916573.

Adding to 112123451 its reverse (154321211), we get a palindrome (266444662).

The spelling of 112123451 in words is "one hundred twelve million, one hundred twenty-three thousand, four hundred fifty-one".