1149010449 has 4 divisors (see below), whose sum is σ = 1532013936. Its totient is φ = 766006964.

The previous prime is 1149010409. The next prime is 1149010453. The reversal of 1149010449 is 9440109411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1149010449 - 2⁹ = 1149009937 is a prime.

It is a super-2 number, since 2×1149010449² = 2640450023822363202, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1149010409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191501739 + ... + 191501744.

It is an arithmetic number, because the mean of its divisors is an integer number (383003484).

Almost surely, 2^1149010449 is an apocalyptic number.

It is an amenable number.

1149010449 is a deficient number, since it is larger than the sum of its proper divisors (383003487).

1149010449 is an equidigital number, since it uses as much as digits as its factorization.

1149010449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383003486.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 1149010449 is about 33897.0566421334. The cubic root of 1149010449 is about 1047.3889619391.

The spelling of 1149010449 in words is "one billion, one hundred forty-nine million, ten thousand, four hundred forty-nine".