4542511523 has 8 divisors (see below), whose sum is σ = 5170922496. Its totient is φ = 3950009800.

The previous prime is 4542511511. The next prime is 4542511573. The reversal of 4542511523 is 3251152454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4542511523 - 2²⁸ = 4274076067 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 4542511523.

It is not an unprimeable number, because it can be changed into a prime (4542511573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8977043 + ... + 8977548.

It is an arithmetic number, because the mean of its divisors is an integer number (646365312).

Almost surely, 2^4542511523 is an apocalyptic number.

4542511523 is a deficient number, since it is larger than the sum of its proper divisors (628410973).

4542511523 is a wasteful number, since it uses less digits than its factorization.

4542511523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17954625.

The product of its digits is 24000, while the sum is 32.

The square root of 4542511523 is about 67398.1566736064. The cubic root of 4542511523 is about 1656.1462257933.

Adding to 4542511523 its reverse (3251152454), we get a palindrome (7793663977).

The spelling of 4542511523 in words is "four billion, five hundred forty-two million, five hundred eleven thousand, five hundred twenty-three".