112440253 has 4 divisors (see below), whose sum is σ = 114346080. Its totient is φ = 110534428.

The previous prime is 112440239. The next prime is 112440257. The reversal of 112440253 is 352044211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 352044211 = 17 ⋅20708483.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112440253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112440257) 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, 952825 + ... + 952942.

It is an arithmetic number, because the mean of its divisors is an integer number (28586520).

Almost surely, 2^112440253 is an apocalyptic number.

It is an amenable number.

112440253 is a deficient number, since it is larger than the sum of its proper divisors (1905827).

112440253 is an equidigital number, since it uses as much as digits as its factorization.

112440253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905826.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 112440253 is about 10603.7848431586. The cubic root of 112440253 is about 482.6592177707.

Adding to 112440253 its reverse (352044211), we get a palindrome (464484464).

The spelling of 112440253 in words is "one hundred twelve million, four hundred forty thousand, two hundred fifty-three".