1149804441 has 12 divisors (see below), whose sum is σ = 1718098980. Its totient is φ = 740103840.

The previous prime is 1149804413. The next prime is 1149804463. The reversal of 1149804441 is 1444089411.

It can be written as a sum of positive squares in 2 ways, for example, as 629006400 + 520798041 = 25080^2 + 22821^2 .

It is not a de Polignac number, because 1149804441 - 2⁶ = 1149804377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1149804396 and 1149804405.

It is not an unprimeable number, because it can be changed into a prime (1149805441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2202430 + ... + 2202951.

It is an arithmetic number, because the mean of its divisors is an integer number (143174915).

Almost surely, 2^1149804441 is an apocalyptic number.

It is an amenable number.

1149804441 is a deficient number, since it is larger than the sum of its proper divisors (568294539).

1149804441 is a wasteful number, since it uses less digits than its factorization.

1149804441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405416 (or 4405413 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 1149804441 is about 33908.7664328858. The cubic root of 1149804441 is about 1047.6301628134.

The spelling of 1149804441 in words is "one billion, one hundred forty-nine million, eight hundred four thousand, four hundred forty-one".