13423867 has 2 divisors, whose sum is σ = 13423868. Its totient is φ = 13423866.

The previous prime is 13423853. The next prime is 13423873. The reversal of 13423867 is 76832431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13423867 - 2¹¹ = 13421819 is a prime.

It is not a weakly prime, because it can be changed into another prime (13423847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711933 + 6711934.

It is an arithmetic number, because the mean of its divisors is an integer number (6711934).

Almost surely, 2^13423867 is an apocalyptic number.

13423867 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423867 is an equidigital number, since it uses as much as digits as its factorization.

13423867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 13423867 is about 3663.8595770035. The cubic root of 13423867 is about 237.6617077854.

The spelling of 13423867 in words is "thirteen million, four hundred twenty-three thousand, eight hundred sixty-seven".