1149734866 has 8 divisors (see below), whose sum is σ = 1970974080. Its totient is φ = 492743508.

The previous prime is 1149734801. The next prime is 1149734881. The reversal of 1149734866 is 6684379411.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41061946 + ... + 41061973.

It is an arithmetic number, because the mean of its divisors is an integer number (246371760).

Almost surely, 2^1149734866 is an apocalyptic number.

1149734866 is a deficient number, since it is larger than the sum of its proper divisors (821239214).

1149734866 is an equidigital number, since it uses as much as digits as its factorization.

1149734866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82123928.

The product of its digits is 870912, while the sum is 49.

The square root of 1149734866 is about 33907.7405027230. The cubic root of 1149734866 is about 1047.6090315855.

The spelling of 1149734866 in words is "one billion, one hundred forty-nine million, seven hundred thirty-four thousand, eight hundred sixty-six".