1164247164 has 18 divisors (see below), whose sum is σ = 2942958200. Its totient is φ = 388082376.

The previous prime is 1164247163. The next prime is 1164247171. The reversal of 1164247164 is 4617424611.

It is a happy number.

1164247164 is a `hidden beast` number, since 1 + 1 + 642 + 4 + 7 + 1 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 32340199 = 1164247164 / (1 + 1 + 6 + 4 + 2 + 4 + 7 + 1 + 6 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164247163) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16170064 + ... + 16170135.

Almost surely, 2^1164247164 is an apocalyptic number.

It is an amenable number.

1164247164 is an abundant number, since it is smaller than the sum of its proper divisors (1778711036).

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

1164247164 is a wasteful number, since it uses less digits than its factorization.

1164247164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32340209 (or 32340204 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 1164247164 is about 34121.0662787668. The cubic root of 1164247164 is about 1051.9983602937.

The spelling of 1164247164 in words is "one billion, one hundred sixty-four million, two hundred forty-seven thousand, one hundred sixty-four".