1131310032 has 40 divisors (see below), whose sum is σ = 3016830720. Its totient is φ = 364938240.

The previous prime is 1131310021. The next prime is 1131310057. The reversal of 1131310032 is 2300131311.

1131310032 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1131309993 and 1131310020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378657 + ... + 381632.

It is an arithmetic number, because the mean of its divisors is an integer number (75420768).

Almost surely, 2^1131310032 is an apocalyptic number.

1131310032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131310032 is an abundant number, since it is smaller than the sum of its proper divisors (1885520688).

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

1131310032 is a wasteful number, since it uses less digits than its factorization.

1131310032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760331 (or 760325 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1131310032 is about 33634.9525345287. The cubic root of 1131310032 is about 1041.9827903283.

Adding to 1131310032 its reverse (2300131311), we get a palindrome (3431441343).

The spelling of 1131310032 in words is "one billion, one hundred thirty-one million, three hundred ten thousand, thirty-two".