201132766 has 4 divisors (see below), whose sum is σ = 301699152. Its totient is φ = 100566382.

The previous prime is 201132751. The next prime is 201132793. The reversal of 201132766 is 667231102.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50283190 + ... + 50283193.

It is an arithmetic number, because the mean of its divisors is an integer number (75424788).

Almost surely, 2^201132766 is an apocalyptic number.

201132766 is a deficient number, since it is larger than the sum of its proper divisors (100566386).

201132766 is a wasteful number, since it uses less digits than its factorization.

201132766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100566385.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 201132766 is about 14182.1284016187. The cubic root of 201132766 is about 585.9055457030.

Adding to 201132766 its reverse (667231102), we get a palindrome (868363868).

The spelling of 201132766 in words is "two hundred one million, one hundred thirty-two thousand, seven hundred sixty-six".