1199429312 has 14 divisors (see below), whose sum is σ = 2380117668. Its totient is φ = 599714624.

The previous prime is 1199429311. The next prime is 1199429381. The reversal of 1199429312 is 2139249911.

It is a self number, because there is not a number n which added to its sum of digits gives 1199429312.

It is not an unprimeable number, because it can be changed into a prime (1199429311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9370478 + ... + 9370605.

Almost surely, 2^1199429312 is an apocalyptic number.

It is an amenable number.

1199429312 is a deficient number, since it is larger than the sum of its proper divisors (1180688356).

1199429312 is an equidigital number, since it uses as much as digits as its factorization.

1199429312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18741095 (or 18741085 counting only the distinct ones).

The product of its digits is 34992, while the sum is 41.

The square root of 1199429312 is about 34632.7780000392. The cubic root of 1199429312 is about 1062.4900851116.

The spelling of 1199429312 in words is "one billion, one hundred ninety-nine million, four hundred twenty-nine thousand, three hundred twelve".