40035133 has 4 divisors (see below), whose sum is σ = 40517568. Its totient is φ = 39552700.

The previous prime is 40035131. The next prime is 40035139. The reversal of 40035133 is 33153004.

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 40035133 - 2¹ = 40035131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40035133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40035131) 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, 241093 + ... + 241258.

It is an arithmetic number, because the mean of its divisors is an integer number (10129392).

Almost surely, 2^40035133 is an apocalyptic number.

It is an amenable number.

40035133 is a deficient number, since it is larger than the sum of its proper divisors (482435).

40035133 is an equidigital number, since it uses as much as digits as its factorization.

40035133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482434.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 40035133 is about 6327.3322182417. The cubic root of 40035133 is about 342.0952876763.

Adding to 40035133 its reverse (33153004), we get a palindrome (73188137).

The spelling of 40035133 in words is "forty million, thirty-five thousand, one hundred thirty-three".