32513052403 has 4 divisors (see below), whose sum is σ = 35014056448. Its totient is φ = 30012048360.

The previous prime is 32513052401. The next prime is 32513052437. The reversal of 32513052403 is 30425031523.

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 32513052403 - 2¹ = 32513052401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32513052401) 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 3 ways as a sum of consecutive naturals, for example, 1250502003 + ... + 1250502028.

It is an arithmetic number, because the mean of its divisors is an integer number (8753514112).

Almost surely, 2^32513052403 is an apocalyptic number.

32513052403 is a deficient number, since it is larger than the sum of its proper divisors (2501004045).

32513052403 is a wasteful number, since it uses less digits than its factorization.

32513052403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501004044.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 32513052403 its reverse (30425031523), we get a palindrome (62938083926).

The spelling of 32513052403 in words is "thirty-two billion, five hundred thirteen million, fifty-two thousand, four hundred three".