1163364525 has 30 divisors (see below), whose sum is σ = 2154957002. Its totient is φ = 620460000.

The previous prime is 1163364511. The next prime is 1163364529. The reversal of 1163364525 is 5254633611.

1163364525 is a `hidden beast` number, since 1 + 1 + 6 + 3 + 3 + 645 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 5391684 + 1157972841 = 2322^2 + 34029^2 .

It is not a de Polignac number, because 1163364525 - 2¹³ = 1163356333 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1163364525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163364529) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 285226 + ... + 289275.

Almost surely, 2^1163364525 is an apocalyptic number.

1163364525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1163364525 is a deficient number, since it is larger than the sum of its proper divisors (991592477).

1163364525 is an equidigital number, since it uses as much as digits as its factorization.

1163364525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574523 (or 574509 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 1163364525 is about 34108.1298959647. The cubic root of 1163364525 is about 1051.7324461032.

The spelling of 1163364525 in words is "one billion, one hundred sixty-three million, three hundred sixty-four thousand, five hundred twenty-five".