40636303 has 2 divisors, whose sum is σ = 40636304. Its totient is φ = 40636302.

The previous prime is 40636291. The next prime is 40636313. The reversal of 40636303 is 30363604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40636303 - 2²⁵ = 7081871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40636313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20318151 + 20318152.

It is an arithmetic number, because the mean of its divisors is an integer number (20318152).

Almost surely, 2^40636303 is an apocalyptic number.

40636303 is a deficient number, since it is larger than the sum of its proper divisors (1).

40636303 is an equidigital number, since it uses as much as digits as its factorization.

40636303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 40636303 is about 6374.6610105950. The cubic root of 40636303 is about 343.7990956653.

Adding to 40636303 its reverse (30363604), we get a palindrome (70999907).

The spelling of 40636303 in words is "forty million, six hundred thirty-six thousand, three hundred three".