40747459 has 2 divisors, whose sum is σ = 40747460. Its totient is φ = 40747458.

The previous prime is 40747417. The next prime is 40747463. The reversal of 40747459 is 95474704.

40747459 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 is a cyclic number.

It is not a de Polignac number, because 40747459 - 2¹³ = 40739267 is a prime.

It is not a weakly prime, because it can be changed into another prime (40747159) 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, 20373729 + 20373730.

It is an arithmetic number, because the mean of its divisors is an integer number (20373730).

Almost surely, 2^40747459 is an apocalyptic number.

40747459 is a deficient number, since it is larger than the sum of its proper divisors (1).

40747459 is an equidigital number, since it uses as much as digits as its factorization.

40747459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 40747459 is about 6383.3736378188. The cubic root of 40747459 is about 344.1122847577.

The spelling of 40747459 in words is "forty million, seven hundred forty-seven thousand, four hundred fifty-nine".