403204140243 has 12 divisors (see below), whose sum is σ = 596611004808. Its totient is φ = 262246595040.

The previous prime is 403204140221. The next prime is 403204140307. The reversal of 403204140243 is 342041402304.

It is a happy number.

403204140243 is a `hidden beast` number, since 4 + 0 + 3 + 2 + 0 + 414 + 0 + 243 = 666.

It is not a de Polignac number, because 403204140243 - 2⁶ = 403204140179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (403204140343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 546346705 + ... + 546347442.

It is an arithmetic number, because the mean of its divisors is an integer number (49717583734).

Almost surely, 2^403204140243 is an apocalyptic number.

403204140243 is a deficient number, since it is larger than the sum of its proper divisors (193406864565).

403204140243 is a wasteful number, since it uses less digits than its factorization.

403204140243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092694194 (or 1092694191 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 403204140243 its reverse (342041402304), we get a palindrome (745245542547).

The spelling of 403204140243 in words is "four hundred three billion, two hundred four million, one hundred forty thousand, two hundred forty-three".