1201732732 has 12 divisors (see below), whose sum is σ = 2170872256. Its totient is φ = 581483520.

The previous prime is 1201732717. The next prime is 1201732781. The reversal of 1201732732 is 2372371021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201732732.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4845573 + ... + 4845820.

Almost surely, 2^1201732732 is an apocalyptic number.

It is an amenable number.

1201732732 is a deficient number, since it is larger than the sum of its proper divisors (969139524).

1201732732 is a wasteful number, since it uses less digits than its factorization.

1201732732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9691428 (or 9691426 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 1201732732 is about 34666.0169618605. The cubic root of 1201732732 is about 1063.1697961195.

The spelling of 1201732732 in words is "one billion, two hundred one million, seven hundred thirty-two thousand, seven hundred thirty-two".