403203032423 has 16 divisors (see below), whose sum is σ = 426429034752. Its totient is φ = 380618784000.

The previous prime is 403203032357. The next prime is 403203032471. The reversal of 403203032423 is 324230302304.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-403203032423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403203032392 and 403203032401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403203032483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9298613 + ... + 9341873.

It is an arithmetic number, because the mean of its divisors is an integer number (26651814672).

Almost surely, 2^403203032423 is an apocalyptic number.

403203032423 is a deficient number, since it is larger than the sum of its proper divisors (23226002329).

403203032423 is a wasteful number, since it uses less digits than its factorization.

403203032423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50666.

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 403203032423 its reverse (324230302304), we get a palindrome (727433334727).

The spelling of 403203032423 in words is "four hundred three billion, two hundred three million, thirty-two thousand, four hundred twenty-three".