1164325995 has 192 divisors, whose sum is σ = 2544151680. Its totient is φ = 509483520.

The previous prime is 1164325991. The next prime is 1164326003. The reversal of 1164325995 is 5995234611.

1164325995 is a `hidden beast` number, since 1 + 16 + 43 + 2 + 599 + 5 = 666.

It is not a de Polignac number, because 1164325995 - 2² = 1164325991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1164325995.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164325991) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 21968389 + ... + 21968441.

It is an arithmetic number, because the mean of its divisors is an integer number (13250790).

Almost surely, 2^1164325995 is an apocalyptic number.

1164325995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1164325995 is an abundant number, since it is smaller than the sum of its proper divisors (1379825685).

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

1164325995 is an frugal number, since it uses more digits than its factorization.

1164325995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 109 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 1164325995 is about 34122.2214253410. The cubic root of 1164325995 is about 1052.0221033080.

The spelling of 1164325995 in words is "one billion, one hundred sixty-four million, three hundred twenty-five thousand, nine hundred ninety-five".