40845503 has 2 divisors, whose sum is σ = 40845504. Its totient is φ = 40845502.

The previous prime is 40845499. The next prime is 40845517. The reversal of 40845503 is 30554804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40845503 - 2² = 40845499 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40845533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20422751 + 20422752.

It is an arithmetic number, because the mean of its divisors is an integer number (20422752).

Almost surely, 2^40845503 is an apocalyptic number.

40845503 is a deficient number, since it is larger than the sum of its proper divisors (1).

40845503 is an equidigital number, since it uses as much as digits as its factorization.

40845503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 40845503 is about 6391.0486619959. The cubic root of 40845503 is about 344.3880575482.

The spelling of 40845503 in words is "forty million, eight hundred forty-five thousand, five hundred three".