40602403 has 2 divisors, whose sum is σ = 40602404. Its totient is φ = 40602402.

The previous prime is 40602389. The next prime is 40602437. The reversal of 40602403 is 30420604.

40602403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40602403 - 2⁵ = 40602371 is a prime.

It is not a weakly prime, because it can be changed into another prime (40602803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20301201 + 20301202.

It is an arithmetic number, because the mean of its divisors is an integer number (20301202).

Almost surely, 2^40602403 is an apocalyptic number.

40602403 is a deficient number, since it is larger than the sum of its proper divisors (1).

40602403 is an equidigital number, since it uses as much as digits as its factorization.

40602403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40602403 is about 6372.0014908975. The cubic root of 40602403 is about 343.7034666267.

Subtracting from 40602403 its sum of digits (19), we obtain a square (40602384 = 6372²).

The spelling of 40602403 in words is "forty million, six hundred two thousand, four hundred three".