1149380533 has 4 divisors (see below), whose sum is σ = 1313577760. Its totient is φ = 985183308.

The previous prime is 1149380473. The next prime is 1149380537. The reversal of 1149380533 is 3350839411.

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 1149380533 - 2¹⁷ = 1149249461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1149380492 and 1149380501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149380537) 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, 82098603 + ... + 82098616.

It is an arithmetic number, because the mean of its divisors is an integer number (328394440).

Almost surely, 2^1149380533 is an apocalyptic number.

It is an amenable number.

1149380533 is a deficient number, since it is larger than the sum of its proper divisors (164197227).

1149380533 is an equidigital number, since it uses as much as digits as its factorization.

1149380533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164197226.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 1149380533 is about 33902.5151426852. The cubic root of 1149380533 is about 1047.5014008028.

The spelling of 1149380533 in words is "one billion, one hundred forty-nine million, three hundred eighty thousand, five hundred thirty-three".