1149324893 has 4 divisors (see below), whose sum is σ = 1149589980. Its totient is φ = 1149059808.

The previous prime is 1149324889. The next prime is 1149324919. The reversal of 1149324893 is 3984239411.

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 441924484 + 707400409 = 21022^2 + 26597^2 .

It is a cyclic number.

It is not a de Polignac number, because 1149324893 - 2² = 1149324889 is a prime.

It is a super-2 number, since 2×1149324893² = 2641895419338922898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149324823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125930 + ... + 134747.

It is an arithmetic number, because the mean of its divisors is an integer number (287397495).

Almost surely, 2^1149324893 is an apocalyptic number.

It is an amenable number.

1149324893 is a deficient number, since it is larger than the sum of its proper divisors (265087).

1149324893 is an equidigital number, since it uses as much as digits as its factorization.

1149324893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265086.

The product of its digits is 186624, while the sum is 44.

The square root of 1149324893 is about 33901.6945446684. The cubic root of 1149324893 is about 1047.4844978083.

The spelling of 1149324893 in words is "one billion, one hundred forty-nine million, three hundred twenty-four thousand, eight hundred ninety-three".