40901317 has 4 divisors (see below), whose sum is σ = 42006796. Its totient is φ = 39795840.

The previous prime is 40901297. The next prime is 40901323. The reversal of 40901317 is 71310904.

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 26718561 + 14182756 = 5169^2 + 3766^2 .

It is a cyclic number.

It is not a de Polignac number, because 40901317 - 2¹⁵ = 40868549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40901291 and 40901300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40901347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552684 + ... + 552757.

It is an arithmetic number, because the mean of its divisors is an integer number (10501699).

Almost surely, 2^40901317 is an apocalyptic number.

It is an amenable number.

40901317 is a deficient number, since it is larger than the sum of its proper divisors (1105479).

40901317 is a wasteful number, since it uses less digits than its factorization.

40901317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105478.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 40901317 is about 6395.4137473662. The cubic root of 40901317 is about 344.5448510343.

The spelling of 40901317 in words is "forty million, nine hundred one thousand, three hundred seventeen".