5305145 has 8 divisors (see below), whose sum is σ = 6409800. Its totient is φ = 4215040.

The previous prime is 5305093. The next prime is 5305151. The reversal of 5305145 is 5415035.

It can be written as a sum of positive squares in 4 ways, for example, as 238144 + 5067001 = 488^2 + 2251^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5305145 - 2⁸ = 5304889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5305145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2816 + ... + 4305.

It is an arithmetic number, because the mean of its divisors is an integer number (801225).

Almost surely, 2^5305145 is an apocalyptic number.

It is an amenable number.

5305145 is a deficient number, since it is larger than the sum of its proper divisors (1104655).

5305145 is a wasteful number, since it uses less digits than its factorization.

5305145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7275.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 5305145 is about 2303.2900381845. The cubic root of 5305145 is about 174.4077393425.

The spelling of 5305145 in words is "five million, three hundred five thousand, one hundred forty-five".