1164209087 has 2 divisors, whose sum is σ = 1164209088. Its totient is φ = 1164209086.

The previous prime is 1164209083. The next prime is 1164209099. The reversal of 1164209087 is 7809024611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1164209087 - 2² = 1164209083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1164209087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1164209083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582104543 + 582104544.

It is an arithmetic number, because the mean of its divisors is an integer number (582104544).

Almost surely, 2^1164209087 is an apocalyptic number.

1164209087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164209087 is an equidigital number, since it uses as much as digits as its factorization.

1164209087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 1164209087 is about 34120.5083051235. The cubic root of 1164209087 is about 1051.9868915439.

The spelling of 1164209087 in words is "one billion, one hundred sixty-four million, two hundred nine thousand, eighty-seven".