1165031053 has 2 divisors, whose sum is σ = 1165031054. Its totient is φ = 1165031052.

The previous prime is 1165031047. The next prime is 1165031069. The reversal of 1165031053 is 3501305611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 941139684 + 223891369 = 30678^2 + 14963^2 .

It is a cyclic number.

It is not a de Polignac number, because 1165031053 - 2⁹ = 1165030541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1165031003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582515526 + 582515527.

It is an arithmetic number, because the mean of its divisors is an integer number (582515527).

Almost surely, 2^1165031053 is an apocalyptic number.

It is an amenable number.

1165031053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1165031053 is an equidigital number, since it uses as much as digits as its factorization.

1165031053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 1165031053 is about 34132.5512231360. The cubic root of 1165031053 is about 1052.2344112395.

Adding to 1165031053 its reverse (3501305611), we get a palindrome (4666336664).

The spelling of 1165031053 in words is "one billion, one hundred sixty-five million, thirty-one thousand, fifty-three".