1149339412 has 48 divisors (see below), whose sum is σ = 2284576000. Its totient is φ = 501552000.

The previous prime is 1149339391. The next prime is 1149339413. The reversal of 1149339412 is 2149339411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149339413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741214 + ... + 742762.

Almost surely, 2^1149339412 is an apocalyptic number.

It is an amenable number.

1149339412 is a deficient number, since it is larger than the sum of its proper divisors (1135236588).

1149339412 is a wasteful number, since it uses less digits than its factorization.

1149339412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336 (or 2334 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 1149339412 is about 33901.9086778311. The cubic root of 1149339412 is about 1047.4889086189.

Subtracting 1149339412 from its reverse (2149339411), we obtain a palindrome (999999999).

It can be divided in two parts, 11493 and 39412, that added together give a palindrome (50905).

The spelling of 1149339412 in words is "one billion, one hundred forty-nine million, three hundred thirty-nine thousand, four hundred twelve".