224401403 has 2 divisors, whose sum is σ = 224401404. Its totient is φ = 224401402.

The previous prime is 224401399. The next prime is 224401421. The reversal of 224401403 is 304104422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224401403 - 2² = 224401399 is a prime.

It is not a weakly prime, because it can be changed into another prime (224401433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112200701 + 112200702.

It is an arithmetic number, because the mean of its divisors is an integer number (112200702).

Almost surely, 2^224401403 is an apocalyptic number.

224401403 is a deficient number, since it is larger than the sum of its proper divisors (1).

224401403 is an equidigital number, since it uses as much as digits as its factorization.

224401403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 224401403 is about 14980.0334779332. The cubic root of 224401403 is about 607.6803445445.

Adding to 224401403 its reverse (304104422), we get a palindrome (528505825).

The spelling of 224401403 in words is "two hundred twenty-four million, four hundred one thousand, four hundred three".