16133145 has 16 divisors (see below), whose sum is σ = 29500800. Its totient is φ = 7375104.

The previous prime is 16133111. The next prime is 16133149. The reversal of 16133145 is 54133161.

16133145 is digitally balanced in base 2, base 4 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 16133145 - 2¹¹ = 16131097 is a prime.

16133145 is strictly pandigital in base 8.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16133149) 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, 76720 + ... + 76929.

It is an arithmetic number, because the mean of its divisors is an integer number (1843800).

Almost surely, 2^16133145 is an apocalyptic number.

16133145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16133145 is a deficient number, since it is larger than the sum of its proper divisors (13367655).

16133145 is a wasteful number, since it uses less digits than its factorization.

16133145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153664.

The product of its digits is 1080, while the sum is 24.

The square root of 16133145 is about 4016.6086441176. The cubic root of 16133145 is about 252.6812475100.

The spelling of 16133145 in words is "sixteen million, one hundred thirty-three thousand, one hundred forty-five".