40703743 has 2 divisors, whose sum is σ = 40703744. Its totient is φ = 40703742.

The previous prime is 40703731. The next prime is 40703749. The reversal of 40703743 is 34730704.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40703743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40703749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20351871 + 20351872.

It is an arithmetic number, because the mean of its divisors is an integer number (20351872).

Almost surely, 2^40703743 is an apocalyptic number.

40703743 is a deficient number, since it is larger than the sum of its proper divisors (1).

40703743 is an equidigital number, since it uses as much as digits as its factorization.

40703743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 40703743 is about 6379.9485107640. The cubic root of 40703743 is about 343.9891801852.

The spelling of 40703743 in words is "forty million, seven hundred three thousand, seven hundred forty-three".