5214145 has 4 divisors (see below), whose sum is σ = 6256980. Its totient is φ = 4171312.

The previous prime is 5214119. The next prime is 5214161. The reversal of 5214145 is 5414125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2676496 + 2537649 = 1636^2 + 1593^2 .

It is a cyclic number.

It is not a de Polignac number, because 5214145 - 2⁷ = 5214017 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521410 + ... + 521419.

It is an arithmetic number, because the mean of its divisors is an integer number (1564245).

Almost surely, 2^5214145 is an apocalyptic number.

It is an amenable number.

5214145 is a deficient number, since it is larger than the sum of its proper divisors (1042835).

5214145 is a wasteful number, since it uses less digits than its factorization.

5214145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042834.

The product of its digits is 800, while the sum is 22.

The square root of 5214145 is about 2283.4502403162. The cubic root of 5214145 is about 173.4047679756.

The spelling of 5214145 in words is "five million, two hundred fourteen thousand, one hundred forty-five".