1199255432 has 8 divisors (see below), whose sum is σ = 2248603950. Its totient is φ = 599627712.

The previous prime is 1199255413. The next prime is 1199255437. The reversal of 1199255432 is 2345529911.

It can be written as a sum of positive squares in only one way, i.e., 1160492356 + 38763076 = 34066^2 + 6226^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1199255432.

It is not an unprimeable number, because it can be changed into a prime (1199255437) 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, 74953457 + ... + 74953472.

Almost surely, 2^1199255432 is an apocalyptic number.

It is an amenable number.

1199255432 is a deficient number, since it is larger than the sum of its proper divisors (1049348518).

1199255432 is a wasteful number, since it uses less digits than its factorization.

1199255432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149906935 (or 149906931 counting only the distinct ones).

The product of its digits is 97200, while the sum is 41.

The square root of 1199255432 is about 34630.2675704361. The cubic root of 1199255432 is about 1062.4387399421.

The spelling of 1199255432 in words is "one billion, one hundred ninety-nine million, two hundred fifty-five thousand, four hundred thirty-two".