4524212545 has 4 divisors (see below), whose sum is σ = 5429055060. Its totient is φ = 3619370032.

The previous prime is 4524212543. The next prime is 4524212551. The reversal of 4524212545 is 5452124254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5452124254 = 2 ⋅2726062127.

It can be written as a sum of positive squares in 2 ways, for example, as 1757873329 + 2766339216 = 41927^2 + 52596^2 .

It is a cyclic number.

It is not a de Polignac number, because 4524212545 - 2¹ = 4524212543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4524212545.

It is not an unprimeable number, because it can be changed into a prime (4524212543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452421250 + ... + 452421259.

It is an arithmetic number, because the mean of its divisors is an integer number (1357263765).

Almost surely, 2^4524212545 is an apocalyptic number.

It is an amenable number.

4524212545 is a deficient number, since it is larger than the sum of its proper divisors (904842515).

4524212545 is an equidigital number, since it uses as much as digits as its factorization.

4524212545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904842514.

The product of its digits is 64000, while the sum is 34.

The square root of 4524212545 is about 67262.2668737830. The cubic root of 4524212545 is about 1653.9193689136.

Adding to 4524212545 its reverse (5452124254), we get a palindrome (9976336799).

The spelling of 4524212545 in words is "four billion, five hundred twenty-four million, two hundred twelve thousand, five hundred forty-five".