40532603 has 2 divisors, whose sum is σ = 40532604. Its totient is φ = 40532602.

The previous prime is 40532599. The next prime is 40532621. The reversal of 40532603 is 30623504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40532603 - 2² = 40532599 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40537603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20266301 + 20266302.

It is an arithmetic number, because the mean of its divisors is an integer number (20266302).

Almost surely, 2^40532603 is an apocalyptic number.

40532603 is a deficient number, since it is larger than the sum of its proper divisors (1).

40532603 is an equidigital number, since it uses as much as digits as its factorization.

40532603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 40532603 is about 6366.5220489683. The cubic root of 40532603 is about 343.5063989593.

Subtracting from 40532603 its reverse (30623504), we obtain a palindrome (9909099).

The spelling of 40532603 in words is "forty million, five hundred thirty-two thousand, six hundred three".