13336047 has 6 divisors (see below), whose sum is σ = 19263192. Its totient is φ = 8890692.

The previous prime is 13336031. The next prime is 13336049. The reversal of 13336047 is 74063331.

It is a happy number.

It is not a de Polignac number, because 13336047 - 2⁴ = 13336031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13336047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13336049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 740883 + ... + 740900.

It is an arithmetic number, because the mean of its divisors is an integer number (3210532).

Almost surely, 2^13336047 is an apocalyptic number.

13336047 is a deficient number, since it is larger than the sum of its proper divisors (5927145).

13336047 is a wasteful number, since it uses less digits than its factorization.

13336047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481789 (or 1481786 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 13336047 is about 3651.8552819081. The cubic root of 13336047 is about 237.1423062461.

Adding to 13336047 its reverse (74063331), we get a palindrome (87399378).

The spelling of 13336047 in words is "thirteen million, three hundred thirty-six thousand, forty-seven".