16247423 has 2 divisors, whose sum is σ = 16247424. Its totient is φ = 16247422.

The previous prime is 16247419. The next prime is 16247437. The reversal of 16247423 is 32474261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16247423 - 2² = 16247419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16247443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8123711 + 8123712.

It is an arithmetic number, because the mean of its divisors is an integer number (8123712).

Almost surely, 2^16247423 is an apocalyptic number.

16247423 is a deficient number, since it is larger than the sum of its proper divisors (1).

16247423 is an equidigital number, since it uses as much as digits as its factorization.

16247423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 29.

The square root of 16247423 is about 4030.8092239648. The cubic root of 16247423 is about 253.2764609560.

The spelling of 16247423 in words is "sixteen million, two hundred forty-seven thousand, four hundred twenty-three".