1162531049 has 2 divisors, whose sum is σ = 1162531050. Its totient is φ = 1162531048.

The previous prime is 1162531037. The next prime is 1162531163. The reversal of 1162531049 is 9401352611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 846402649 + 316128400 = 29093^2 + 17780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1162531049 - 2²⁸ = 894095593 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1162131049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581265524 + 581265525.

It is an arithmetic number, because the mean of its divisors is an integer number (581265525).

Almost surely, 2^1162531049 is an apocalyptic number.

It is an amenable number.

1162531049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162531049 is an equidigital number, since it uses as much as digits as its factorization.

1162531049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1162531049 is about 34095.9095640518. The cubic root of 1162531049 is about 1051.4812198373.

The spelling of 1162531049 in words is "one billion, one hundred sixty-two million, five hundred thirty-one thousand, forty-nine".