1149689033 has 8 divisors (see below), whose sum is σ = 1187325696. Its totient is φ = 1112086800.

The previous prime is 1149688961. The next prime is 1149689059. The reversal of 1149689033 is 3309869411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1149689033 - 2¹⁴ = 1149672649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1149689533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71135 + ... + 85787.

It is an arithmetic number, because the mean of its divisors is an integer number (148415712).

Almost surely, 2^1149689033 is an apocalyptic number.

It is an amenable number.

1149689033 is a deficient number, since it is larger than the sum of its proper divisors (37636663).

1149689033 is a wasteful number, since it uses less digits than its factorization.

1149689033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17215.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 1149689033 is about 33907.0646473563. The cubic root of 1149689033 is about 1047.5951107811.

The spelling of 1149689033 in words is "one billion, one hundred forty-nine million, six hundred eighty-nine thousand, thirty-three".