1149043066 has 16 divisors (see below), whose sum is σ = 1771176960. Its totient is φ = 558668880.

The previous prime is 1149043057. The next prime is 1149043067. The reversal of 1149043066 is 6603409411.

It is not an unprimeable number, because it can be changed into a prime (1149043067) 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, 167655 + ... + 174373.

It is an arithmetic number, because the mean of its divisors is an integer number (110698560).

Almost surely, 2^1149043066 is an apocalyptic number.

1149043066 is a deficient number, since it is larger than the sum of its proper divisors (622133894).

1149043066 is a wasteful number, since it uses less digits than its factorization.

1149043066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9069.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 1149043066 is about 33897.5377571882. The cubic root of 1149043066 is about 1047.3988726011.

The spelling of 1149043066 in words is "one billion, one hundred forty-nine million, forty-three thousand, sixty-six".