1149890329 has 16 divisors (see below), whose sum is σ = 1352941056. Its totient is φ = 956664000.

The previous prime is 1149890327. The next prime is 1149890341. The reversal of 1149890329 is 9230989411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1149890329 - 2¹ = 1149890327 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1149890327) 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, 106479 + ... + 116779.

It is an arithmetic number, because the mean of its divisors is an integer number (84558816).

Almost surely, 2^1149890329 is an apocalyptic number.

It is an amenable number.

1149890329 is a deficient number, since it is larger than the sum of its proper divisors (203050727).

1149890329 is a wasteful number, since it uses less digits than its factorization.

1149890329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10776.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 1149890329 is about 33910.0328663952. The cubic root of 1149890329 is about 1047.6562474285.

The spelling of 1149890329 in words is "one billion, one hundred forty-nine million, eight hundred ninety thousand, three hundred twenty-nine".