432540003 has 12 divisors (see below), whose sum is σ = 670878600. Its totient is φ = 247165632.

The previous prime is 432539983. The next prime is 432540041. The reversal of 432540003 is 300045234.

It is a happy number.

It is not a de Polignac number, because 432540003 - 2¹⁶ = 432474467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (432540803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1471078 + ... + 1471371.

It is an arithmetic number, because the mean of its divisors is an integer number (55906550).

Almost surely, 2^432540003 is an apocalyptic number.

432540003 is a deficient number, since it is larger than the sum of its proper divisors (238338597).

432540003 is a wasteful number, since it uses less digits than its factorization.

432540003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942466 (or 2942459 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 432540003 is about 20797.5960870481. The cubic root of 432540003 is about 756.2674807971.

Adding to 432540003 its reverse (300045234), we get a palindrome (732585237).

The spelling of 432540003 in words is "four hundred thirty-two million, five hundred forty thousand, three".