40060039 has 2 divisors, whose sum is σ = 40060040. Its totient is φ = 40060038.

The previous prime is 40060019. The next prime is 40060073. The reversal of 40060039 is 93006004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40060039 - 2¹⁵ = 40027271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40060019) 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, 20030019 + 20030020.

It is an arithmetic number, because the mean of its divisors is an integer number (20030020).

Almost surely, 2^40060039 is an apocalyptic number.

40060039 is a deficient number, since it is larger than the sum of its proper divisors (1).

40060039 is an equidigital number, since it uses as much as digits as its factorization.

40060039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 40060039 is about 6329.3000402888. The cubic root of 40060039 is about 342.1662125398.

The spelling of 40060039 in words is "forty million, sixty thousand, thirty-nine".