1132313021 has 12 divisors (see below), whose sum is σ = 1319457888. Its totient is φ = 968875992.

The previous prime is 1132313011. The next prime is 1132313029. The reversal of 1132313021 is 1203132311.

It is a de Polignac number, because none of the positive numbers 2^k-1132313021 is a prime.

It is a super-2 number, since 2×1132313021² = 2564265555052292882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132313029) 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, 9080 + ... + 48446.

It is an arithmetic number, because the mean of its divisors is an integer number (109954824).

Almost surely, 2^1132313021 is an apocalyptic number.

It is an amenable number.

1132313021 is a deficient number, since it is larger than the sum of its proper divisors (187144867).

1132313021 is an equidigital number, since it uses as much as digits as its factorization.

1132313021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39968 (or 39961 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1132313021 is about 33649.8591527513. The cubic root of 1132313021 is about 1042.2906306632.

Adding to 1132313021 its reverse (1203132311), we get a palindrome (2335445332).

The spelling of 1132313021 in words is "one billion, one hundred thirty-two million, three hundred thirteen thousand, twenty-one".