1103223403 has 2 divisors, whose sum is σ = 1103223404. Its totient is φ = 1103223402.

The previous prime is 1103223383. The next prime is 1103223409. The reversal of 1103223403 is 3043223011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103223403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103223409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551611701 + 551611702.

It is an arithmetic number, because the mean of its divisors is an integer number (551611702).

Almost surely, 2^1103223403 is an apocalyptic number.

1103223403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103223403 is an equidigital number, since it uses as much as digits as its factorization.

1103223403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1103223403 is about 33214.8069842352. The cubic root of 1103223403 is about 1033.2874517841.

Adding to 1103223403 its reverse (3043223011), we get a palindrome (4146446414).

The spelling of 1103223403 in words is "one billion, one hundred three million, two hundred twenty-three thousand, four hundred three".