1200379032 has 48 divisors (see below), whose sum is σ = 3252621840. Its totient is φ = 399930048.

The previous prime is 1200379001. The next prime is 1200379043. The reversal of 1200379032 is 2309730021.

It is a junction number, because it is equal to n+sod(n) for n = 1200378987 and 1200379005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275253 + ... + 279579.

It is an arithmetic number, because the mean of its divisors is an integer number (67762955).

Almost surely, 2^1200379032 is an apocalyptic number.

1200379032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200379032 is an abundant number, since it is smaller than the sum of its proper divisors (2052242808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200379032 is a wasteful number, since it uses less digits than its factorization.

1200379032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8192 (or 8185 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 1200379032 is about 34646.4865751204. The cubic root of 1200379032 is about 1062.7704411834.

The spelling of 1200379032 in words is "one billion, two hundred million, three hundred seventy-nine thousand, thirty-two".