112120455 has 16 divisors (see below), whose sum is σ = 180326880. Its totient is φ = 59486208.

The previous prime is 112120439. The next prime is 112120487. The reversal of 112120455 is 554021211.

It is not a de Polignac number, because 112120455 - 2⁴ = 112120439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16470 + ... + 22259.

It is an arithmetic number, because the mean of its divisors is an integer number (11270430).

Almost surely, 2^112120455 is an apocalyptic number.

112120455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

112120455 is a deficient number, since it is larger than the sum of its proper divisors (68206425).

112120455 is a wasteful number, since it uses less digits than its factorization.

112120455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38930.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 112120455 is about 10588.6946787600. The cubic root of 112120455 is about 482.2011966874.

Adding to 112120455 its reverse (554021211), we get a palindrome (666141666).

It can be divided in two parts, 112120 and 455, that added together give a triangular number (112575 = T₄₇₄).

The spelling of 112120455 in words is "one hundred twelve million, one hundred twenty thousand, four hundred fifty-five".