16344545 has 16 divisors (see below), whose sum is σ = 23189760. Its totient is φ = 10820544.

The previous prime is 16344539. The next prime is 16344551. The reversal of 16344545 is 54544361.

It is an interprime number because it is at equal distance from previous prime (16344539) and next prime (16344551).

It is not a de Polignac number, because 16344545 - 2¹⁸ = 16082401 is a prime.

It is a Curzon number.

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7037 + ... + 9066.

It is an arithmetic number, because the mean of its divisors is an integer number (1449360).

Almost surely, 2^16344545 is an apocalyptic number.

It is an amenable number.

16344545 is a deficient number, since it is larger than the sum of its proper divisors (6845215).

16344545 is a wasteful number, since it uses less digits than its factorization.

16344545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16144.

The product of its digits is 28800, while the sum is 32.

The square root of 16344545 is about 4042.8387303972. The cubic root of 16344545 is about 253.7801277857.

The spelling of 16344545 in words is "sixteen million, three hundred forty-four thousand, five hundred forty-five".