1164209099 has 2 divisors, whose sum is σ = 1164209100. Its totient is φ = 1164209098.

The previous prime is 1164209087. The next prime is 1164209119. The reversal of 1164209099 is 9909024611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1164209099 - 2⁴ = 1164209083 is a prime.

It is not a weakly prime, because it can be changed into another prime (1164289099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582104549 + 582104550.

It is an arithmetic number, because the mean of its divisors is an integer number (582104550).

Almost surely, 2^1164209099 is an apocalyptic number.

1164209099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164209099 is an equidigital number, since it uses as much as digits as its factorization.

1164209099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 1164209099 is about 34120.5084809708. The cubic root of 1164209099 is about 1051.9868951584.

The spelling of 1164209099 in words is "one billion, one hundred sixty-four million, two hundred nine thousand, ninety-nine".