5143530 has 48 divisors (see below), whose sum is σ = 14364000. Its totient is φ = 1175328.

The previous prime is 5143499. The next prime is 5143543. The reversal of 5143530 is 353415.

5143530 = T₁₂₄ + T₁₂₅ + ... + T₃₁₉.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 5143497 and 5143506.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 280 + ... + 3219.

It is an arithmetic number, because the mean of its divisors is an integer number (299250).

Almost surely, 2^5143530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5143530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7182000).

5143530 is an abundant number, since it is smaller than the sum of its proper divisors (9220470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5143530 is a wasteful number, since it uses less digits than its factorization.

5143530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523 (or 3516 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 5143530 is about 2267.9351842590. The cubic root of 5143530 is about 172.6184022232.

Adding to 5143530 its reverse (353415), we get a palindrome (5496945).

The spelling of 5143530 in words is "five million, one hundred forty-three thousand, five hundred thirty".