17140145 has 16 divisors (see below), whose sum is σ = 22576320. Its totient is φ = 12388800.

The previous prime is 17140133. The next prime is 17140153. The reversal of 17140145 is 54104171.

It is a happy number.

It is not a de Polignac number, because 17140145 - 2²² = 12945841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 17140145.

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, 8975 + ... + 10715.

It is an arithmetic number, because the mean of its divisors is an integer number (1411020).

Almost surely, 2^17140145 is an apocalyptic number.

It is an amenable number.

17140145 is a deficient number, since it is larger than the sum of its proper divisors (5436175).

17140145 is a wasteful number, since it uses less digits than its factorization.

17140145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 17140145 is about 4140.0658207328. The cubic root of 17140145 is about 257.8327993444.

The spelling of 17140145 in words is "seventeen million, one hundred forty thousand, one hundred forty-five".