40663411 has 2 divisors, whose sum is σ = 40663412. Its totient is φ = 40663410.

The previous prime is 40663391. The next prime is 40663453. The reversal of 40663411 is 11436604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40663411 - 2⁷ = 40663283 is a prime.

It is not a weakly prime, because it can be changed into another prime (40663811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20331705 + 20331706.

It is an arithmetic number, because the mean of its divisors is an integer number (20331706).

Almost surely, 2^40663411 is an apocalyptic number.

40663411 is a deficient number, since it is larger than the sum of its proper divisors (1).

40663411 is an equidigital number, since it uses as much as digits as its factorization.

40663411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 40663411 is about 6376.7868868263. The cubic root of 40663411 is about 343.8755267841.

The spelling of 40663411 in words is "forty million, six hundred sixty-three thousand, four hundred eleven".