13550851 has 2 divisors, whose sum is σ = 13550852. Its totient is φ = 13550850.

The previous prime is 13550833. The next prime is 13550861. The reversal of 13550851 is 15805531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13550851 - 2¹¹ = 13548803 is a prime.

It is not a weakly prime, because it can be changed into another prime (13550861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6775425 + 6775426.

It is an arithmetic number, because the mean of its divisors is an integer number (6775426).

Almost surely, 2^13550851 is an apocalyptic number.

13550851 is a deficient number, since it is larger than the sum of its proper divisors (1).

13550851 is an equidigital number, since it uses as much as digits as its factorization.

13550851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 13550851 is about 3681.1480546156. The cubic root of 13550851 is about 238.4087496132.

The spelling of 13550851 in words is "thirteen million, five hundred fifty thousand, eight hundred fifty-one".