13340256541 has 8 divisors (see below), whose sum is σ = 14179943160. Its totient is φ = 12506677248.

The previous prime is 13340256533. The next prime is 13340256571. The reversal of 13340256541 is 14565204331.

It can be written as a sum of positive squares in 4 ways, for example, as 9337163641 + 4003092900 = 96629^2 + 63270^2 .

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 13340256541 - 2³ = 13340256533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13340256497 and 13340256506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13340256571) 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, 1522326 + ... + 1531063.

It is an arithmetic number, because the mean of its divisors is an integer number (1772492895).

Almost surely, 2^13340256541 is an apocalyptic number.

It is an amenable number.

13340256541 is a deficient number, since it is larger than the sum of its proper divisors (839686619).

13340256541 is a wasteful number, since it uses less digits than its factorization.

13340256541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053663.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 13340256541 in words is "thirteen billion, three hundred forty million, two hundred fifty-six thousand, five hundred forty-one".