1164105217 has 8 divisors (see below), whose sum is σ = 1270840032. Its totient is φ = 1057521600.

The previous prime is 1164105203. The next prime is 1164105227. The reversal of 1164105217 is 7125014611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1164105217 - 2²³ = 1155716609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1164105227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21384 + ... + 52777.

It is an arithmetic number, because the mean of its divisors is an integer number (158855004).

Almost surely, 2^1164105217 is an apocalyptic number.

It is an amenable number.

1164105217 is a deficient number, since it is larger than the sum of its proper divisors (106734815).

1164105217 is a wasteful number, since it uses less digits than its factorization.

1164105217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75599.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1164105217 is about 34118.9861660630. The cubic root of 1164105217 is about 1051.9556047446.

Adding to 1164105217 its reverse (7125014611), we get a palindrome (8289119828).

The spelling of 1164105217 in words is "one billion, one hundred sixty-four million, one hundred five thousand, two hundred seventeen".