16534151 has 2 divisors, whose sum is σ = 16534152. Its totient is φ = 16534150.

The previous prime is 16534139. The next prime is 16534157. The reversal of 16534151 is 15143561.

It is a strong prime.

It is an emirp because it is prime and its reverse (15143561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16534151 - 2⁶ = 16534087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16534151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16534157) 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, 8267075 + 8267076.

It is an arithmetic number, because the mean of its divisors is an integer number (8267076).

Almost surely, 2^16534151 is an apocalyptic number.

16534151 is a deficient number, since it is larger than the sum of its proper divisors (1).

16534151 is an equidigital number, since it uses as much as digits as its factorization.

16534151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 26.

The square root of 16534151 is about 4066.2207269158. The cubic root of 16534151 is about 254.7576885679.

Subtracting from 16534151 its sum of digits (26), we obtain a triangular number (16534125 = T₅₇₅₀).

The spelling of 16534151 in words is "sixteen million, five hundred thirty-four thousand, one hundred fifty-one".