112840455 has 48 divisors (see below), whose sum is σ = 223464960. Its totient is φ = 47608704.

The previous prime is 112840451. The next prime is 112840459. The reversal of 112840455 is 554048211.

It is an interprime number because it is at equal distance from previous prime (112840451) and next prime (112840459).

It is not a de Polignac number, because 112840455 - 2² = 112840451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112840451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14566 + ... + 20924.

It is an arithmetic number, because the mean of its divisors is an integer number (4655520).

Almost surely, 2^112840455 is an apocalyptic number.

112840455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

112840455 is a deficient number, since it is larger than the sum of its proper divisors (110624505).

112840455 is a wasteful number, since it uses less digits than its factorization.

112840455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400 (or 6387 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 112840455 is about 10622.6387964573. The cubic root of 112840455 is about 483.2311732822.

Adding to 112840455 its reverse (554048211), we get a palindrome (666888666).

The spelling of 112840455 in words is "one hundred twelve million, eight hundred forty thousand, four hundred fifty-five".