1164053645 has 16 divisors (see below), whose sum is σ = 1450701120. Its totient is φ = 895999104.

The previous prime is 1164053623. The next prime is 1164053651. The reversal of 1164053645 is 5463504611.

It is a cyclic number.

It is not a de Polignac number, because 1164053645 - 2⁶ = 1164053581 is a prime.

It is a super-3 number, since 3×1164053645³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26000 + ... + 54809.

It is an arithmetic number, because the mean of its divisors is an integer number (90668820).

Almost surely, 2^1164053645 is an apocalyptic number.

It is an amenable number.

1164053645 is a deficient number, since it is larger than the sum of its proper divisors (286647475).

1164053645 is an equidigital number, since it uses as much as digits as its factorization.

1164053645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80924.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1164053645 is about 34118.2303908043. The cubic root of 1164053645 is about 1051.9400699932.

The spelling of 1164053645 in words is "one billion, one hundred sixty-four million, fifty-three thousand, six hundred forty-five".