4542154523 has 2 divisors, whose sum is σ = 4542154524. Its totient is φ = 4542154522.

The previous prime is 4542154511. The next prime is 4542154553. The reversal of 4542154523 is 3254512454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4542154523 - 2¹² = 4542150427 is a prime.

It is not a weakly prime, because it can be changed into another prime (4542154553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271077261 + 2271077262.

It is an arithmetic number, because the mean of its divisors is an integer number (2271077262).

Almost surely, 2^4542154523 is an apocalyptic number.

4542154523 is a deficient number, since it is larger than the sum of its proper divisors (1).

4542154523 is an equidigital number, since it uses as much as digits as its factorization.

4542154523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96000, while the sum is 35.

The square root of 4542154523 is about 67395.5081811837. The cubic root of 4542154523 is about 1656.1028386576.

Adding to 4542154523 its reverse (3254512454), we get a palindrome (7796666977).

The spelling of 4542154523 in words is "four billion, five hundred forty-two million, one hundred fifty-four thousand, five hundred twenty-three".