1137472 has 28 divisors (see below), whose sum is σ = 2580640. Its totient is φ = 487296.

The previous prime is 1137457. The next prime is 1137481. The reversal of 1137472 is 2747311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822 + ... + 1717.

2^1137472 is an apocalyptic number.

It is an amenable number.

1137472 is an abundant number, since it is smaller than the sum of its proper divisors (1443168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1137472 is an equidigital number, since it uses as much as digits as its factorization.

1137472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558 (or 2548 counting only the distinct ones).

The product of its digits is 1176, while the sum is 25.

The square root of 1137472 is about 1066.5233237018. The cubic root of 1137472 is about 104.3871174094.

The spelling of 1137472 in words is "one million, one hundred thirty-seven thousand, four hundred seventy-two".