1164305245 has 4 divisors (see below), whose sum is σ = 1397166300. Its totient is φ = 931444192.

The previous prime is 1164305243. The next prime is 1164305267. The reversal of 1164305245 is 5425034611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 334231524 + 830073721 = 18282^2 + 28811^2 .

It is a cyclic number.

It is not a de Polignac number, because 1164305245 - 2¹ = 1164305243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164305243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116430520 + ... + 116430529.

It is an arithmetic number, because the mean of its divisors is an integer number (349291575).

Almost surely, 2^1164305245 is an apocalyptic number.

It is an amenable number.

1164305245 is a deficient number, since it is larger than the sum of its proper divisors (232861055).

1164305245 is an equidigital number, since it uses as much as digits as its factorization.

1164305245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232861054.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1164305245 is about 34121.9173699252. The cubic root of 1164305245 is about 1052.0158537443.

Adding to 1164305245 its reverse (5425034611), we get a palindrome (6589339856).

The spelling of 1164305245 in words is "one billion, one hundred sixty-four million, three hundred five thousand, two hundred forty-five".