13481827 has 2 divisors, whose sum is σ = 13481828. Its totient is φ = 13481826.

The previous prime is 13481821. The next prime is 13481843. The reversal of 13481827 is 72818431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13481827 - 2¹¹ = 13479779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13481792 and 13481801.

It is not a weakly prime, because it can be changed into another prime (13481821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6740913 + 6740914.

It is an arithmetic number, because the mean of its divisors is an integer number (6740914).

Almost surely, 2^13481827 is an apocalyptic number.

13481827 is a deficient number, since it is larger than the sum of its proper divisors (1).

13481827 is an equidigital number, since it uses as much as digits as its factorization.

13481827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 34.

The square root of 13481827 is about 3671.7607492864. The cubic root of 13481827 is about 238.0032659675.

The spelling of 13481827 in words is "thirteen million, four hundred eighty-one thousand, eight hundred twenty-seven".