112123401 has 16 divisors (see below), whose sum is σ = 163207296. Its totient is φ = 68052096.

The previous prime is 112123393. The next prime is 112123409. The reversal of 112123401 is 104321211.

112123401 = 39² + 40² + ... + 695².

It is an interprime number because it is at equal distance from previous prime (112123393) and next prime (112123409).

It is not a de Polignac number, because 112123401 - 2³ = 112123393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112123409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16845 + ... + 22538.

It is an arithmetic number, because the mean of its divisors is an integer number (10200456).

Almost surely, 2^112123401 is an apocalyptic number.

It is an amenable number.

112123401 is a deficient number, since it is larger than the sum of its proper divisors (51083895).

112123401 is a wasteful number, since it uses less digits than its factorization.

112123401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39472.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 112123401 is about 10588.8337884774. The cubic root of 112123401 is about 482.2054199795.

Adding to 112123401 its reverse (104321211), we get a palindrome (216444612).

The spelling of 112123401 in words is "one hundred twelve million, one hundred twenty-three thousand, four hundred one".