56201133 has 16 divisors (see below), whose sum is σ = 79859520. Its totient is φ = 35033856.

The previous prime is 56201111. The next prime is 56201137. The reversal of 56201133 is 33110265.

It is a de Polignac number, because none of the positive numbers 2^k-56201133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56201137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4498 + ... + 11516.

It is an arithmetic number, because the mean of its divisors is an integer number (4991220).

Almost surely, 2^56201133 is an apocalyptic number.

It is an amenable number.

56201133 is a deficient number, since it is larger than the sum of its proper divisors (23658387).

56201133 is a wasteful number, since it uses less digits than its factorization.

56201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7196.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 56201133 is about 7496.7414921418. The cubic root of 56201133 is about 383.0437292566.

Adding to 56201133 its reverse (33110265), we get a palindrome (89311398).

The spelling of 56201133 in words is "fifty-six million, two hundred one thousand, one hundred thirty-three".