1200002132 has 24 divisors (see below), whose sum is σ = 2424752064. Its totient is φ = 508983552.

The previous prime is 1200002117. The next prime is 1200002143. The reversal of 1200002132 is 2312000021.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 218198 + ... + 223629.

It is an arithmetic number, because the mean of its divisors is an integer number (101031336).

Almost surely, 2^1200002132 is an apocalyptic number.

It is an amenable number.

1200002132 is an abundant number, since it is smaller than the sum of its proper divisors (1224749932).

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

1200002132 is a wasteful number, since it uses less digits than its factorization.

1200002132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441935 (or 441933 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1200002132 is about 34641.0469241332. The cubic root of 1200002132 is about 1062.6591985123.

Adding to 1200002132 its reverse (2312000021), we get a palindrome (3512002153).

The spelling of 1200002132 in words is "one billion, two hundred million, two thousand, one hundred thirty-two".