33140404133 has 4 divisors (see below), whose sum is σ = 33141218400. Its totient is φ = 33139589868.

The previous prime is 33140404127. The next prime is 33140404249.

It is a happy number.

33140404133 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33140404133 - 2⁶ = 33140404069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33140404123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342683 + ... + 428616.

It is an arithmetic number, because the mean of its divisors is an integer number (8285304600).

Almost surely, 2^33140404133 is an apocalyptic number.

It is an amenable number.

33140404133 is a deficient number, since it is larger than the sum of its proper divisors (814267).

33140404133 is an equidigital number, since it uses as much as digits as its factorization.

33140404133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814266.

The product of its (nonzero) digits is 5184, while the sum is 26.

The spelling of 33140404133 in words is "thirty-three billion, one hundred forty million, four hundred four thousand, one hundred thirty-three".