112154251 has 4 divisors (see below), whose sum is σ = 122350104. Its totient is φ = 101958400.

The previous prime is 112154239. The next prime is 112154257. The reversal of 112154251 is 152451211.

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 112154251 - 2⁷ = 112154123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112154257) 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, 5097910 + ... + 5097931.

It is an arithmetic number, because the mean of its divisors is an integer number (30587526).

Almost surely, 2^112154251 is an apocalyptic number.

112154251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112154251 is a deficient number, since it is larger than the sum of its proper divisors (10195853).

112154251 is a wasteful number, since it uses less digits than its factorization.

112154251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10195852.

The product of its digits is 400, while the sum is 22.

The square root of 112154251 is about 10590.2904115043. The cubic root of 112154251 is about 482.2496411172.

The spelling of 112154251 in words is "one hundred twelve million, one hundred fifty-four thousand, two hundred fifty-one".