1463252543 has 4 divisors (see below), whose sum is σ = 1549326240. Its totient is φ = 1377178848.

The previous prime is 1463252537. The next prime is 1463252587. The reversal of 1463252543 is 3452523641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1463252543 - 2¹⁶ = 1463187007 is a prime.

It is a super-2 number, since 2×1463252543² = 4282216009191933698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1463252513) 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, 43036823 + ... + 43036856.

It is an arithmetic number, because the mean of its divisors is an integer number (387331560).

Almost surely, 2^1463252543 is an apocalyptic number.

1463252543 is a deficient number, since it is larger than the sum of its proper divisors (86073697).

1463252543 is an equidigital number, since it uses as much as digits as its factorization.

1463252543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86073696.

The product of its digits is 86400, while the sum is 35.

The square root of 1463252543 is about 38252.4841415561. The cubic root of 1463252543 is about 1135.2889980634.

The spelling of 1463252543 in words is "one billion, four hundred sixty-three million, two hundred fifty-two thousand, five hundred forty-three".