113271489 has 12 divisors (see below), whose sum is σ = 168892672. Its totient is φ = 73078200.

The previous prime is 113271461. The next prime is 113271491. The reversal of 113271489 is 984172311.

It is a happy number.

It is not a de Polignac number, because 113271489 - 2⁹ = 113270977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113271409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202717 + ... + 203274.

Almost surely, 2^113271489 is an apocalyptic number.

It is an amenable number.

113271489 is a deficient number, since it is larger than the sum of its proper divisors (55621183).

113271489 is a wasteful number, since it uses less digits than its factorization.

113271489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406028 (or 406025 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 113271489 is about 10642.9079203007. The cubic root of 113271489 is about 483.8456822533.

The spelling of 113271489 in words is "one hundred thirteen million, two hundred seventy-one thousand, four hundred eighty-nine".