1534052543 has 4 divisors (see below), whose sum is σ = 1534203720. Its totient is φ = 1533901368.

The previous prime is 1534052521. The next prime is 1534052561. The reversal of 1534052543 is 3452504351.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3452504351 = 14741 ⋅234211.

It is a cyclic number.

It is not a de Polignac number, because 1534052543 - 2¹² = 1534048447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534052243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59180 + ... + 81057.

It is an arithmetic number, because the mean of its divisors is an integer number (383550930).

Almost surely, 2^1534052543 is an apocalyptic number.

1534052543 is a deficient number, since it is larger than the sum of its proper divisors (151177).

1534052543 is a wasteful number, since it uses less digits than its factorization.

1534052543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151176.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 1534052543 is about 39166.9828171637. The cubic root of 1534052543 is about 1153.3118251880.

Adding to 1534052543 its reverse (3452504351), we get a palindrome (4986556894).

The spelling of 1534052543 in words is "one billion, five hundred thirty-four million, fifty-two thousand, five hundred forty-three".