20336159 has 2 divisors, whose sum is σ = 20336160. Its totient is φ = 20336158.

The previous prime is 20336149. The next prime is 20336167. The reversal of 20336159 is 95163302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20336159 - 2²⁴ = 3558943 is a prime.

It is a Chen prime.

It is equal to p_1290548 and since 20336159 and 1290548 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20336149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10168079 + 10168080.

It is an arithmetic number, because the mean of its divisors is an integer number (10168080).

Almost surely, 2^20336159 is an apocalyptic number.

20336159 is a deficient number, since it is larger than the sum of its proper divisors (1).

20336159 is an equidigital number, since it uses as much as digits as its factorization.

20336159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 20336159 is about 4509.5630608741. The cubic root of 20336159 is about 272.9541130549.

It can be divided in two parts, 2033 and 6159, that added together give a 13-th power (8192 = 2¹³).

The spelling of 20336159 in words is "twenty million, three hundred thirty-six thousand, one hundred fifty-nine".