11481713387 has 8 divisors (see below), whose sum is σ = 11560526592. Its totient is φ = 11402937000.

The previous prime is 11481713339. The next prime is 11481713389. The reversal of 11481713387 is 78331718411.

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 11481713387 - 2⁶ = 11481713323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11481713389) 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, 964562 + ... + 976392.

It is an arithmetic number, because the mean of its divisors is an integer number (1445065824).

Almost surely, 2^11481713387 is an apocalyptic number.

11481713387 is a deficient number, since it is larger than the sum of its proper divisors (78813205).

11481713387 is a wasteful number, since it uses less digits than its factorization.

11481713387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18409.

The product of its digits is 112896, while the sum is 44.

The spelling of 11481713387 in words is "eleven billion, four hundred eighty-one million, seven hundred thirteen thousand, three hundred eighty-seven".