1132256317 has 2 divisors, whose sum is σ = 1132256318. Its totient is φ = 1132256316.

The previous prime is 1132256299. The next prime is 1132256347. The reversal of 1132256317 is 7136522311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1124998681 + 7257636 = 33541^2 + 2694^2 .

It is an emirp because it is prime and its reverse (7136522311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1132256317 - 2¹¹ = 1132254269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132256347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566128158 + 566128159.

It is an arithmetic number, because the mean of its divisors is an integer number (566128159).

Almost surely, 2^1132256317 is an apocalyptic number.

It is an amenable number.

1132256317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132256317 is an equidigital number, since it uses as much as digits as its factorization.

1132256317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 31.

The square root of 1132256317 is about 33649.0165829553. The cubic root of 1132256317 is about 1042.2732317539.

Adding to 1132256317 its reverse (7136522311), we get a palindrome (8268778628).

The spelling of 1132256317 in words is "one billion, one hundred thirty-two million, two hundred fifty-six thousand, three hundred seventeen".