1132271957 has 2 divisors, whose sum is σ = 1132271958. Its totient is φ = 1132271956.

The previous prime is 1132271953. The next prime is 1132271977. The reversal of 1132271957 is 7591722311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1068047761 + 64224196 = 32681^2 + 8014^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132271957 - 2² = 1132271953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1132271957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132271953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566135978 + 566135979.

It is an arithmetic number, because the mean of its divisors is an integer number (566135979).

Almost surely, 2^1132271957 is an apocalyptic number.

It is an amenable number.

1132271957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132271957 is an equidigital number, since it uses as much as digits as its factorization.

1132271957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 38.

The square root of 1132271957 is about 33649.2489812180. The cubic root of 1132271957 is about 1042.2780307492.

The spelling of 1132271957 in words is "one billion, one hundred thirty-two million, two hundred seventy-one thousand, nine hundred fifty-seven".