1162255957 has 2 divisors, whose sum is σ = 1162255958. Its totient is φ = 1162255956.

The previous prime is 1162255943. The next prime is 1162255993. The reversal of 1162255957 is 7595522611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1147922161 + 14333796 = 33881^2 + 3786^2 .

It is an emirp because it is prime and its reverse (7595522611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1162255957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1162255357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581127978 + 581127979.

It is an arithmetic number, because the mean of its divisors is an integer number (581127979).

Almost surely, 2^1162255957 is an apocalyptic number.

It is an amenable number.

1162255957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162255957 is an equidigital number, since it uses as much as digits as its factorization.

1162255957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 43.

The square root of 1162255957 is about 34091.8752344309. The cubic root of 1162255957 is about 1051.3982752740.

The spelling of 1162255957 in words is "one billion, one hundred sixty-two million, two hundred fifty-five thousand, nine hundred fifty-seven".