403242131403 has 6 divisors (see below), whose sum is σ = 582460856484. Its totient is φ = 268828087596.

The previous prime is 403242131377. The next prime is 403242131419. The reversal of 403242131403 is 304131242304.

403242131403 is a `hidden beast` number, since 4 + 0 + 3 + 242 + 13 + 1 + 403 = 666.

It is not a de Polignac number, because 403242131403 - 2⁶ = 403242131339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (403242131473) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22402340625 + ... + 22402340642.

It is an arithmetic number, because the mean of its divisors is an integer number (97076809414).

Almost surely, 2^403242131403 is an apocalyptic number.

403242131403 is a deficient number, since it is larger than the sum of its proper divisors (179218725081).

403242131403 is a wasteful number, since it uses less digits than its factorization.

403242131403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44804681273 (or 44804681270 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 403242131403 its reverse (304131242304), we get a palindrome (707373373707).

The spelling of 403242131403 in words is "four hundred three billion, two hundred forty-two million, one hundred thirty-one thousand, four hundred three".