1164612173 has 2 divisors, whose sum is σ = 1164612174. Its totient is φ = 1164612172.

The previous prime is 1164612121. The next prime is 1164612181. The reversal of 1164612173 is 3712164611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 792816649 + 371795524 = 28157^2 + 19282^2 .

It is an emirp because it is prime and its reverse (3712164611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1164612173 - 2¹² = 1164608077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1164612103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582306086 + 582306087.

It is an arithmetic number, because the mean of its divisors is an integer number (582306087).

Almost surely, 2^1164612173 is an apocalyptic number.

It is an amenable number.

1164612173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164612173 is an equidigital number, since it uses as much as digits as its factorization.

1164612173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 1164612173 is about 34126.4145933909. The cubic root of 1164612173 is about 1052.1082879104.

Adding to 1164612173 its reverse (3712164611), we get a palindrome (4876776784).

The spelling of 1164612173 in words is "one billion, one hundred sixty-four million, six hundred twelve thousand, one hundred seventy-three".