4512532143 has 32 divisors (see below), whose sum is σ = 7106424832. Its totient is φ = 2495063520.

The previous prime is 4512532133. The next prime is 4512532163. The reversal of 4512532143 is 3412352154.

It is not a de Polignac number, because 4512532143 - 2²² = 4508337839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4512532143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512532103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 622005 + ... + 629217.

It is an arithmetic number, because the mean of its divisors is an integer number (222075776).

Almost surely, 2^4512532143 is an apocalyptic number.

4512532143 is a deficient number, since it is larger than the sum of its proper divisors (2593892689).

4512532143 is an frugal number, since it uses more digits than its factorization.

4512532143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7316 (or 7254 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 4512532143 is about 67175.3834600146. The cubic root of 4512532143 is about 1652.4948048263.

Adding to 4512532143 its reverse (3412352154), we get a palindrome (7924884297).

The spelling of 4512532143 in words is "four billion, five hundred twelve million, five hundred thirty-two thousand, one hundred forty-three".