11547713247 has 32 divisors (see below), whose sum is σ = 18370437120. Its totient is φ = 6308749920.

The previous prime is 11547713237. The next prime is 11547713291. The reversal of 11547713247 is 74231774511.

It is not a de Polignac number, because 11547713247 - 2¹⁹ = 11547188959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11547713199 and 11547713208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11547713237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1305004 + ... + 1313822.

It is an arithmetic number, because the mean of its divisors is an integer number (574076160).

Almost surely, 2^11547713247 is an apocalyptic number.

11547713247 is a deficient number, since it is larger than the sum of its proper divisors (6822723873).

11547713247 is a wasteful number, since it uses less digits than its factorization.

11547713247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11563.

The product of its digits is 164640, while the sum is 42.

The spelling of 11547713247 in words is "eleven billion, five hundred forty-seven million, seven hundred thirteen thousand, two hundred forty-seven".