3243142503 has 32 divisors (see below), whose sum is σ = 4923705600. Its totient is φ = 2109088800.

The previous prime is 3243142481. The next prime is 3243142519. The reversal of 3243142503 is 3052413423.

3243142503 is a `hidden beast` number, since 324 + 314 + 25 + 0 + 3 = 666.

It is not a de Polignac number, because 3243142503 - 2²² = 3238948199 is a prime.

It is a super-3 number, since 3×3243142503³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243143503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200913 + ... + 216453.

It is an arithmetic number, because the mean of its divisors is an integer number (153865800).

Almost surely, 2^3243142503 is an apocalyptic number.

3243142503 is a deficient number, since it is larger than the sum of its proper divisors (1680563097).

3243142503 is a wasteful number, since it uses less digits than its factorization.

3243142503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15740 (or 15734 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 3243142503 is about 56948.5952680134. The cubic root of 3243142503 is about 1480.2054899421.

Adding to 3243142503 its reverse (3052413423), we get a palindrome (6295555926).

The spelling of 3243142503 in words is "three billion, two hundred forty-three million, one hundred forty-two thousand, five hundred three".