1131424332 has 48 divisors (see below), whose sum is σ = 2727755520. Its totient is φ = 364727232.

The previous prime is 1131424319. The next prime is 1131424339. The reversal of 1131424332 is 2334241311.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1131424339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66519 + ... + 81777.

It is an arithmetic number, because the mean of its divisors is an integer number (56828240).

Almost surely, 2^1131424332 is an apocalyptic number.

1131424332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131424332 is an abundant number, since it is smaller than the sum of its proper divisors (1596331188).

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

1131424332 is a wasteful number, since it uses less digits than its factorization.

1131424332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15470 (or 15468 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 1131424332 is about 33636.6516169490. The cubic root of 1131424332 is about 1042.0178808042.

Adding to 1131424332 its reverse (2334241311), we get a palindrome (3465665643).

The spelling of 1131424332 in words is "one billion, one hundred thirty-one million, four hundred twenty-four thousand, three hundred thirty-two".