40541317 has 2 divisors, whose sum is σ = 40541318. Its totient is φ = 40541316.

The previous prime is 40541309. The next prime is 40541359. The reversal of 40541317 is 71314504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40335201 + 206116 = 6351^2 + 454^2 .

It is a cyclic number.

It is not a de Polignac number, because 40541317 - 2³ = 40541309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40541291 and 40541300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40545317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20270658 + 20270659.

It is an arithmetic number, because the mean of its divisors is an integer number (20270659).

Almost surely, 2^40541317 is an apocalyptic number.

It is an amenable number.

40541317 is a deficient number, since it is larger than the sum of its proper divisors (1).

40541317 is an equidigital number, since it uses as much as digits as its factorization.

40541317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 40541317 is about 6367.2063732849. The cubic root of 40541317 is about 343.5310137143.

The spelling of 40541317 in words is "forty million, five hundred forty-one thousand, three hundred seventeen".