16042303 has 2 divisors, whose sum is σ = 16042304. Its totient is φ = 16042302.

The previous prime is 16042291. The next prime is 16042309. The reversal of 16042303 is 30324061.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16042303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16042309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8021151 + 8021152.

It is an arithmetic number, because the mean of its divisors is an integer number (8021152).

Almost surely, 2^16042303 is an apocalyptic number.

16042303 is a deficient number, since it is larger than the sum of its proper divisors (1).

16042303 is an equidigital number, since it uses as much as digits as its factorization.

16042303 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 16042303 is about 4005.2843844102. The cubic root of 16042303 is about 252.2060913809.

Adding to 16042303 its reverse (30324061), we get a palindrome (46366364).

The spelling of 16042303 in words is "sixteen million, forty-two thousand, three hundred three".