2133400533 has 64 divisors (see below), whose sum is σ = 3362964480. Its totient is φ = 1188633600.

The previous prime is 2133400531. The next prime is 2133400537. The reversal of 2133400533 is 3350043312.

It is a happy number.

It is not a de Polignac number, because 2133400533 - 2¹ = 2133400531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133400531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7930723 + ... + 7930991.

It is an arithmetic number, because the mean of its divisors is an integer number (52546320).

Almost surely, 2^2133400533 is an apocalyptic number.

It is an amenable number.

2133400533 is a deficient number, since it is larger than the sum of its proper divisors (1229563947).

2133400533 is a wasteful number, since it uses less digits than its factorization.

2133400533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 2133400533 is about 46188.7489871722. The cubic root of 2133400533 is about 1287.3326961166.

Adding to 2133400533 its reverse (3350043312), we get a palindrome (5483443845).

The spelling of 2133400533 in words is "two billion, one hundred thirty-three million, four hundred thousand, five hundred thirty-three".