5145530 has 16 divisors (see below), whose sum is σ = 9974664. Its totient is φ = 1899840.

The previous prime is 5145529. The next prime is 5145589. The reversal of 5145530 is 355415.

It can be written as a sum of positive squares in 4 ways, for example, as 3659569 + 1485961 = 1913^2 + 1219^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5145496 and 5145505.

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, 19661 + ... + 19920.

Almost surely, 2^5145530 is an apocalyptic number.

5145530 is a deficient number, since it is larger than the sum of its proper divisors (4829134).

5145530 is a wasteful number, since it uses less digits than its factorization.

5145530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39601.

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

The square root of 5145530 is about 2268.3760711134. The cubic root of 5145530 is about 172.6407728563.

The spelling of 5145530 in words is "five million, one hundred forty-five thousand, five hundred thirty".