39045043 has 2 divisors, whose sum is σ = 39045044. Its totient is φ = 39045042.

The previous prime is 39045031. The next prime is 39045059. The reversal of 39045043 is 34054093.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39045043 - 2²¹ = 36947891 is a prime.

It is not a weakly prime, because it can be changed into another prime (39042043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19522521 + 19522522.

It is an arithmetic number, because the mean of its divisors is an integer number (19522522).

Almost surely, 2^39045043 is an apocalyptic number.

39045043 is a deficient number, since it is larger than the sum of its proper divisors (1).

39045043 is an equidigital number, since it uses as much as digits as its factorization.

39045043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 39045043 is about 6248.6032839347. The cubic root of 39045043 is about 339.2516499155.

The spelling of 39045043 in words is "thirty-nine million, forty-five thousand, forty-three".