13674047 has 2 divisors, whose sum is σ = 13674048. Its totient is φ = 13674046.

The previous prime is 13674019. The next prime is 13674061. The reversal of 13674047 is 74047631.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13674047 - 2¹⁸ = 13411903 is a prime.

It is a super-2 number, since 2×13674047² = 373959122716418, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13674847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6837023 + 6837024.

It is an arithmetic number, because the mean of its divisors is an integer number (6837024).

Almost surely, 2^13674047 is an apocalyptic number.

13674047 is a deficient number, since it is larger than the sum of its proper divisors (1).

13674047 is an equidigital number, since it uses as much as digits as its factorization.

13674047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 13674047 is about 3697.8435607797. The cubic root of 13674047 is about 239.1290596874.

The spelling of 13674047 in words is "thirteen million, six hundred seventy-four thousand, forty-seven".