16455243 has 16 divisors (see below), whose sum is σ = 25141760. Its totient is φ = 9377856.

The previous prime is 16455233. The next prime is 16455251. The reversal of 16455243 is 34255461.

It is not a de Polignac number, because 16455243 - 2⁵ = 16455211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16455243.

It is not an unprimeable number, because it can be changed into a prime (16455233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9423 + ... + 11031.

It is an arithmetic number, because the mean of its divisors is an integer number (1571360).

Almost surely, 2^16455243 is an apocalyptic number.

16455243 is a deficient number, since it is larger than the sum of its proper divisors (8686517).

16455243 is a wasteful number, since it uses less digits than its factorization.

16455243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106.

The product of its digits is 14400, while the sum is 30.

The square root of 16455243 is about 4056.5062553878. The cubic root of 16455243 is about 254.3517714685.

The spelling of 16455243 in words is "sixteen million, four hundred fifty-five thousand, two hundred forty-three".