40001335041 has 4 divisors (see below), whose sum is σ = 53335113392. Its totient is φ = 26667556692.

The previous prime is 40001335021. The next prime is 40001335043. The reversal of 40001335041 is 14053310004.

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 not a de Polignac number, because 40001335041 - 2¹⁰ = 40001334017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40001334999 and 40001335017.

It is not an unprimeable number, because it can be changed into a prime (40001335043) 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, 6666889171 + ... + 6666889176.

It is an arithmetic number, because the mean of its divisors is an integer number (13333778348).

Almost surely, 2^40001335041 is an apocalyptic number.

It is an amenable number.

40001335041 is a deficient number, since it is larger than the sum of its proper divisors (13333778351).

40001335041 is a wasteful number, since it uses less digits than its factorization.

40001335041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13333778350.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 40001335041 its reverse (14053310004), we get a palindrome (54054645045).

The spelling of 40001335041 in words is "forty billion, one million, three hundred thirty-five thousand, forty-one".