1132215131 has 2 divisors, whose sum is σ = 1132215132. Its totient is φ = 1132215130.

The previous prime is 1132215109. The next prime is 1132215143. The reversal of 1132215131 is 1315122311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132215131 is a prime.

It is a super-2 number, since 2×1132215131² = 2563822205730694322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1132215031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566107565 + 566107566.

It is an arithmetic number, because the mean of its divisors is an integer number (566107566).

Almost surely, 2^1132215131 is an apocalyptic number.

1132215131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132215131 is an equidigital number, since it uses as much as digits as its factorization.

1132215131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 180, while the sum is 20.

The square root of 1132215131 is about 33648.4045832785. The cubic root of 1132215131 is about 1042.2605939836.

Adding to 1132215131 its reverse (1315122311), we get a palindrome (2447337442).

The spelling of 1132215131 in words is "one billion, one hundred thirty-two million, two hundred fifteen thousand, one hundred thirty-one".