1164144612 has 24 divisors (see below), whose sum is σ = 2803962112. Its totient is φ = 375530400.

The previous prime is 1164144601. The next prime is 1164144623. The reversal of 1164144612 is 2164414611.

It is an interprime number because it is at equal distance from previous prime (1164144601) and next prime (1164144623).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1164144612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1564339 + ... + 1565082.

Almost surely, 2^1164144612 is an apocalyptic number.

1164144612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1164144612 is an abundant number, since it is smaller than the sum of its proper divisors (1639817500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1164144612 is a wasteful number, since it uses less digits than its factorization.

1164144612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129459 (or 3129457 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 1164144612 is about 34119.5634790365. The cubic root of 1164144612 is about 1051.9674711759.

The spelling of 1164144612 in words is "one billion, one hundred sixty-four million, one hundred forty-four thousand, six hundred twelve".