1132972231 has 2 divisors, whose sum is σ = 1132972232. Its totient is φ = 1132972230.

The previous prime is 1132972219. The next prime is 1132972237. The reversal of 1132972231 is 1322792311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1132972231 - 2⁵ = 1132972199 is a prime.

It is a super-2 number, since 2×1132972231² = 2567252152434234722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1132972193 and 1132972202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132972237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566486115 + 566486116.

It is an arithmetic number, because the mean of its divisors is an integer number (566486116).

Almost surely, 2^1132972231 is an apocalyptic number.

1132972231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132972231 is an equidigital number, since it uses as much as digits as its factorization.

1132972231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 1132972231 is about 33659.6528651143. The cubic root of 1132972231 is about 1042.4928583454.

The spelling of 1132972231 in words is "one billion, one hundred thirty-two million, nine hundred seventy-two thousand, two hundred thirty-one".