32131232403 has 4 divisors (see below), whose sum is σ = 42841643208. Its totient is φ = 21420821600.

The previous prime is 32131232359. The next prime is 32131232423. The reversal of 32131232403 is 30423213123.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32131232403 - 2²¹ = 32129135251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32131232423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5355205398 + ... + 5355205403.

It is an arithmetic number, because the mean of its divisors is an integer number (10710410802).

Almost surely, 2^32131232403 is an apocalyptic number.

32131232403 is a deficient number, since it is larger than the sum of its proper divisors (10710410805).

32131232403 is a wasteful number, since it uses less digits than its factorization.

32131232403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10710410804.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 32131232403 its reverse (30423213123), we get a palindrome (62554445526).

The spelling of 32131232403 in words is "thirty-two billion, one hundred thirty-one million, two hundred thirty-two thousand, four hundred three".