13355340391 has 8 divisors (see below), whose sum is σ = 13892205600. Its totient is φ = 12823564320.

The previous prime is 13355340377. The next prime is 13355340409. The reversal of 13355340391 is 19304355331.

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 13355340391 - 2¹¹ = 13355338343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13355340391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13355340371) 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, 1266931 + ... + 1277428.

It is an arithmetic number, because the mean of its divisors is an integer number (1736525700).

Almost surely, 2^13355340391 is an apocalyptic number.

13355340391 is a deficient number, since it is larger than the sum of its proper divisors (536865209).

13355340391 is a wasteful number, since it uses less digits than its factorization.

13355340391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544569.

The product of its (nonzero) digits is 72900, while the sum is 37.

The spelling of 13355340391 in words is "thirteen billion, three hundred fifty-five million, three hundred forty thousand, three hundred ninety-one".