40103039 has 2 divisors, whose sum is σ = 40103040. Its totient is φ = 40103038.

The previous prime is 40103009. The next prime is 40103059. The reversal of 40103039 is 93030104.

It is an a-pointer prime, because the next prime (40103059) can be obtained adding 40103039 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40103039 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40103039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40103009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20051519 + 20051520.

It is an arithmetic number, because the mean of its divisors is an integer number (20051520).

Almost surely, 2^40103039 is an apocalyptic number.

40103039 is a deficient number, since it is larger than the sum of its proper divisors (1).

40103039 is an equidigital number, since it uses as much as digits as its factorization.

40103039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 40103039 is about 6332.6960293385. The cubic root of 40103039 is about 342.2885945638.

The spelling of 40103039 in words is "forty million, one hundred three thousand, thirty-nine".