1131757427 has 2 divisors, whose sum is σ = 1131757428. Its totient is φ = 1131757426.

The previous prime is 1131757421. The next prime is 1131757441. The reversal of 1131757427 is 7247571311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131757427 - 2¹⁰ = 1131756403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131757421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565878713 + 565878714.

It is an arithmetic number, because the mean of its divisors is an integer number (565878714).

Almost surely, 2^1131757427 is an apocalyptic number.

1131757427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131757427 is an equidigital number, since it uses as much as digits as its factorization.

1131757427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41160, while the sum is 38.

The square root of 1131757427 is about 33641.6026223484. The cubic root of 1131757427 is about 1042.1201285876.

The spelling of 1131757427 in words is "one billion, one hundred thirty-one million, seven hundred fifty-seven thousand, four hundred twenty-seven".