1164789201 has 4 divisors (see below), whose sum is σ = 1553052272. Its totient is φ = 776526132.

The previous prime is 1164789169. The next prime is 1164789211. The reversal of 1164789201 is 1029874611.

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 not a de Polignac number, because 1164789201 - 2⁵ = 1164789169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1164789201.

It is not an unprimeable number, because it can be changed into a prime (1164789211) 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, 194131531 + ... + 194131536.

It is an arithmetic number, because the mean of its divisors is an integer number (388263068).

Almost surely, 2^1164789201 is an apocalyptic number.

It is an amenable number.

1164789201 is a deficient number, since it is larger than the sum of its proper divisors (388263071).

1164789201 is an equidigital number, since it uses as much as digits as its factorization.

1164789201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388263070.

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 1164789201 is about 34129.0082041656. The cubic root of 1164789201 is about 1052.1615941222.

The spelling of 1164789201 in words is "one billion, one hundred sixty-four million, seven hundred eighty-nine thousand, two hundred one".