40765133 has 4 divisors (see below), whose sum is σ = 43163100. Its totient is φ = 38367168.

The previous prime is 40765117. The next prime is 40765139. The reversal of 40765133 is 33156704.

40765133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26604964 + 14160169 = 5158^2 + 3763^2 .

It is a cyclic number.

It is not a de Polignac number, because 40765133 - 2⁴ = 40765117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40765096 and 40765105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40765139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1198958 + ... + 1198991.

It is an arithmetic number, because the mean of its divisors is an integer number (10790775).

Almost surely, 2^40765133 is an apocalyptic number.

It is an amenable number.

40765133 is a deficient number, since it is larger than the sum of its proper divisors (2397967).

40765133 is a wasteful number, since it uses less digits than its factorization.

40765133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397966.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 40765133 is about 6384.7578654167. The cubic root of 40765133 is about 344.1620298752.

The spelling of 40765133 in words is "forty million, seven hundred sixty-five thousand, one hundred thirty-three".