13213402403 has 8 divisors (see below), whose sum is σ = 13233995568. Its totient is φ = 13192827424.

The previous prime is 13213402399. The next prime is 13213402409. The reversal of 13213402403 is 30420431231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13213402403 - 2² = 13213402399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13213402409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2179925 + ... + 2185977.

It is an arithmetic number, because the mean of its divisors is an integer number (1654249446).

Almost surely, 2^13213402403 is an apocalyptic number.

13213402403 is a deficient number, since it is larger than the sum of its proper divisors (20593165).

13213402403 is a wasteful number, since it uses less digits than its factorization.

13213402403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9093.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 13213402403 its reverse (30420431231), we get a palindrome (43633833634).

The spelling of 13213402403 in words is "thirteen billion, two hundred thirteen million, four hundred two thousand, four hundred three".