40914661 has 2 divisors, whose sum is σ = 40914662. Its totient is φ = 40914660.

The previous prime is 40914641. The next prime is 40914667. The reversal of 40914661 is 16641904.

40914661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30636225 + 10278436 = 5535^2 + 3206^2 .

It is a cyclic number.

It is not a de Polignac number, because 40914661 - 2²¹ = 38817509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40914667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20457330 + 20457331.

It is an arithmetic number, because the mean of its divisors is an integer number (20457331).

Almost surely, 2^40914661 is an apocalyptic number.

It is an amenable number.

40914661 is a deficient number, since it is larger than the sum of its proper divisors (1).

40914661 is an equidigital number, since it uses as much as digits as its factorization.

40914661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 40914661 is about 6396.4569098838. The cubic root of 40914661 is about 344.5823160594.

The spelling of 40914661 in words is "forty million, nine hundred fourteen thousand, six hundred sixty-one".