1132312229 has 2 divisors, whose sum is σ = 1132312230. Its totient is φ = 1132312228.

The previous prime is 1132312213. The next prime is 1132312253. The reversal of 1132312229 is 9222132311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1015888129 + 116424100 = 31873^2 + 10790^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132312229 - 2⁴ = 1132312213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1132312198 and 1132312207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132317229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566156114 + 566156115.

It is an arithmetic number, because the mean of its divisors is an integer number (566156115).

Almost surely, 2^1132312229 is an apocalyptic number.

It is an amenable number.

1132312229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132312229 is an equidigital number, since it uses as much as digits as its factorization.

1132312229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 1132312229 is about 33649.8473844979. The cubic root of 1132312229 is about 1042.2903876520.

The spelling of 1132312229 in words is "one billion, one hundred thirty-two million, three hundred twelve thousand, two hundred twenty-nine".