40873603 has 2 divisors, whose sum is σ = 40873604. Its totient is φ = 40873602.

The previous prime is 40873577. The next prime is 40873621. The reversal of 40873603 is 30637804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40873603 - 2⁵ = 40873571 is a prime.

It is not a weakly prime, because it can be changed into another prime (40873103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20436801 + 20436802.

It is an arithmetic number, because the mean of its divisors is an integer number (20436802).

Almost surely, 2^40873603 is an apocalyptic number.

40873603 is a deficient number, since it is larger than the sum of its proper divisors (1).

40873603 is an equidigital number, since it uses as much as digits as its factorization.

40873603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 40873603 is about 6393.2466712931. The cubic root of 40873603 is about 344.4670143109.

The spelling of 40873603 in words is "forty million, eight hundred seventy-three thousand, six hundred three".