1164245263 has 2 divisors, whose sum is σ = 1164245264. Its totient is φ = 1164245262.

The previous prime is 1164245261. The next prime is 1164245333. The reversal of 1164245263 is 3625424611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1164245263 - 2¹ = 1164245261 is a prime.

Together with 1164245261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1164245261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582122631 + 582122632.

It is an arithmetic number, because the mean of its divisors is an integer number (582122632).

Almost surely, 2^1164245263 is an apocalyptic number.

1164245263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164245263 is an equidigital number, since it uses as much as digits as its factorization.

1164245263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 1164245263 is about 34121.0384220645. The cubic root of 1164245263 is about 1051.9977877206.

Adding to 1164245263 its reverse (3625424611), we get a palindrome (4789669874).

The spelling of 1164245263 in words is "one billion, one hundred sixty-four million, two hundred forty-five thousand, two hundred sixty-three".