34491539 has 2 divisors, whose sum is σ = 34491540. Its totient is φ = 34491538.

The previous prime is 34491503. The next prime is 34491581. The reversal of 34491539 is 93519443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34491539 - 2¹² = 34487443 is a prime.

It is not a weakly prime, because it can be changed into another prime (34491139) 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, 17245769 + 17245770.

It is an arithmetic number, because the mean of its divisors is an integer number (17245770).

Almost surely, 2^34491539 is an apocalyptic number.

34491539 is a deficient number, since it is larger than the sum of its proper divisors (1).

34491539 is an equidigital number, since it uses as much as digits as its factorization.

34491539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 38.

The square root of 34491539 is about 5872.9497699197. The cubic root of 34491539 is about 325.5148887757.

The spelling of 34491539 in words is "thirty-four million, four hundred ninety-one thousand, five hundred thirty-nine".