201155132 has 6 divisors (see below), whose sum is σ = 352021488. Its totient is φ = 100577564.

The previous prime is 201155099. The next prime is 201155153. The reversal of 201155132 is 231551102.

It is a happy number.

201155132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 as a sum of consecutive naturals, namely, 25144388 + ... + 25144395.

It is an arithmetic number, because the mean of its divisors is an integer number (58670248).

Almost surely, 2^201155132 is an apocalyptic number.

It is an amenable number.

201155132 is a deficient number, since it is larger than the sum of its proper divisors (150866356).

201155132 is a wasteful number, since it uses less digits than its factorization.

201155132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50288787 (or 50288785 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 201155132 is about 14182.9169073220. The cubic root of 201155132 is about 585.9272624989.

The spelling of 201155132 in words is "two hundred one million, one hundred fifty-five thousand, one hundred thirty-two".