13233403 has 2 divisors, whose sum is σ = 13233404. Its totient is φ = 13233402.

The previous prime is 13233359. The next prime is 13233413. The reversal of 13233403 is 30433231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13233403 is a prime.

It is not a weakly prime, because it can be changed into another prime (13233413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6616701 + 6616702.

It is an arithmetic number, because the mean of its divisors is an integer number (6616702).

Almost surely, 2^13233403 is an apocalyptic number.

13233403 is a deficient number, since it is larger than the sum of its proper divisors (1).

13233403 is an equidigital number, since it uses as much as digits as its factorization.

13233403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 13233403 is about 3637.7744569998. The cubic root of 13233403 is about 236.5323315756.

Adding to 13233403 its reverse (30433231), we get a palindrome (43666634).

The spelling of 13233403 in words is "thirteen million, two hundred thirty-three thousand, four hundred three".