38539043 has 2 divisors, whose sum is σ = 38539044. Its totient is φ = 38539042.

The previous prime is 38539031. The next prime is 38539073. The reversal of 38539043 is 34093583.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38539043 is a prime.

It is equal to p_2349971 and since 38539043 and 2349971 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 38538994 and 38539012.

It is not a weakly prime, because it can be changed into another prime (38539073) 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, 19269521 + 19269522.

It is an arithmetic number, because the mean of its divisors is an integer number (19269522).

Almost surely, 2^38539043 is an apocalyptic number.

38539043 is a deficient number, since it is larger than the sum of its proper divisors (1).

38539043 is an equidigital number, since it uses as much as digits as its factorization.

38539043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 38539043 is about 6207.9822003611. The cubic root of 38539043 is about 337.7797749630.

The spelling of 38539043 in words is "thirty-eight million, five hundred thirty-nine thousand, forty-three".