40311041033 has 4 divisors (see below), whose sum is σ = 40324863300. Its totient is φ = 40297218768.

The previous prime is 40311040969. The next prime is 40311041047. The reversal of 40311041033 is 33014011304.

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 28172951104 + 12138089929 = 167848^2 + 110173^2 .

It is a cyclic number.

It is not a de Polignac number, because 40311041033 - 2⁶ = 40311040969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40311040996 and 40311041014.

It is not an unprimeable number, because it can be changed into a prime (40311043033) 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, 6906758 + ... + 6912591.

It is an arithmetic number, because the mean of its divisors is an integer number (10081215825).

Almost surely, 2^40311041033 is an apocalyptic number.

It is an amenable number.

40311041033 is a deficient number, since it is larger than the sum of its proper divisors (13822267).

40311041033 is a wasteful number, since it uses less digits than its factorization.

40311041033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13822266.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 40311041033 its reverse (33014011304), we get a palindrome (73325052337).

The spelling of 40311041033 in words is "forty billion, three hundred eleven million, forty-one thousand, thirty-three".