40964743 has 2 divisors, whose sum is σ = 40964744. Its totient is φ = 40964742.

The previous prime is 40964711. The next prime is 40964783. The reversal of 40964743 is 34746904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40964743 - 2⁵ = 40964711 is a prime.

It is a super-2 number, since 2×40964743² = 3356220338112098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40964783) 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 as a sum of consecutive naturals, namely, 20482371 + 20482372.

It is an arithmetic number, because the mean of its divisors is an integer number (20482372).

Almost surely, 2^40964743 is an apocalyptic number.

40964743 is a deficient number, since it is larger than the sum of its proper divisors (1).

40964743 is an equidigital number, since it uses as much as digits as its factorization.

40964743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 40964743 is about 6400.3705361487. The cubic root of 40964743 is about 344.7228552089.

The spelling of 40964743 in words is "forty million, nine hundred sixty-four thousand, seven hundred forty-three".