2400204403 has 2 divisors, whose sum is σ = 2400204404. Its totient is φ = 2400204402.

The previous prime is 2400204383. The next prime is 2400204407. The reversal of 2400204403 is 3044020042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2400204403 - 2⁵ = 2400204371 is a prime.

It is not a weakly prime, because it can be changed into another prime (2400204407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200102201 + 1200102202.

It is an arithmetic number, because the mean of its divisors is an integer number (1200102202).

Almost surely, 2^2400204403 is an apocalyptic number.

2400204403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400204403 is an equidigital number, since it uses as much as digits as its factorization.

2400204403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 2400204403 is about 48991.8809906295. The cubic root of 2400204403 is about 1338.9039085585.

Adding to 2400204403 its reverse (3044020042), we get a palindrome (5444224445).

The spelling of 2400204403 in words is "two billion, four hundred million, two hundred four thousand, four hundred three".