1164132361 has 4 divisors (see below), whose sum is σ = 1330436992. Its totient is φ = 997827732.

The previous prime is 1164132349. The next prime is 1164132379. The reversal of 1164132361 is 1632314611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1164132361 - 2⁵ = 1164132329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164132301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83152305 + ... + 83152318.

It is an arithmetic number, because the mean of its divisors is an integer number (332609248).

Almost surely, 2^1164132361 is an apocalyptic number.

It is an amenable number.

1164132361 is a deficient number, since it is larger than the sum of its proper divisors (166304631).

1164132361 is an equidigital number, since it uses as much as digits as its factorization.

1164132361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166304630.

The product of its digits is 2592, while the sum is 28.

The square root of 1164132361 is about 34119.3839481313. The cubic root of 1164132361 is about 1051.9637809989.

Adding to 1164132361 its reverse (1632314611), we get a palindrome (2796446972).

The spelling of 1164132361 in words is "one billion, one hundred sixty-four million, one hundred thirty-two thousand, three hundred sixty-one".