57133803 has 8 divisors (see below), whose sum is σ = 76315968. Its totient is φ = 38020424.

The previous prime is 57133801. The next prime is 57133819. The reversal of 57133803 is 30833175.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57133803 - 2¹ = 57133801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57133801) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15225 + ... + 18602.

It is an arithmetic number, because the mean of its divisors is an integer number (9539496).

Almost surely, 2^57133803 is an apocalyptic number.

57133803 is a deficient number, since it is larger than the sum of its proper divisors (19182165).

57133803 is a wasteful number, since it uses less digits than its factorization.

57133803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34393.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 57133803 is about 7558.6905612017. The cubic root of 57133803 is about 385.1510128901.

Adding to 57133803 its reverse (30833175), we get a palindrome (87966978).

The spelling of 57133803 in words is "fifty-seven million, one hundred thirty-three thousand, eight hundred three".