1164451244 has 72 divisors (see below), whose sum is σ = 2397734640. Its totient is φ = 492687360.

The previous prime is 1164451243. The next prime is 1164451279. The reversal of 1164451244 is 4421544611.

It is a self number, because there is not a number n which added to its sum of digits gives 1164451244.

It is not an unprimeable number, because it can be changed into a prime (1164451243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 797387 + ... + 798845.

It is an arithmetic number, because the mean of its divisors is an integer number (33301870).

Almost surely, 2^1164451244 is an apocalyptic number.

It is an amenable number.

1164451244 is an abundant number, since it is smaller than the sum of its proper divisors (1233283396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1164451244 is a wasteful number, since it uses less digits than its factorization.

1164451244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599 (or 1586 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 1164451244 is about 34124.0566756064. The cubic root of 1164451244 is about 1052.0598247000.

Adding to 1164451244 its reverse (4421544611), we get a palindrome (5585995855).

The spelling of 1164451244 in words is "one billion, one hundred sixty-four million, four hundred fifty-one thousand, two hundred forty-four".