16201745 has 16 divisors (see below), whose sum is σ = 22821888. Its totient is φ = 10808640.

The previous prime is 16201733. The next prime is 16201751. The reversal of 16201745 is 54710261.

16201745 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16201745 - 2⁶ = 16201681 is a prime.

It is a Duffinian number.

16201745 is strictly pandigital in base 8.

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, 4961 + ... + 7550.

It is an arithmetic number, because the mean of its divisors is an integer number (1426368).

Almost surely, 2^16201745 is an apocalyptic number.

It is an amenable number.

16201745 is a deficient number, since it is larger than the sum of its proper divisors (6620143).

16201745 is a wasteful number, since it uses less digits than its factorization.

16201745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12560.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 16201745 is about 4025.1391280302. The cubic root of 16201745 is about 253.0388843878.

The spelling of 16201745 in words is "sixteen million, two hundred one thousand, seven hundred forty-five".