20159314 has 32 divisors (see below), whose sum is σ = 37138176. Its totient is φ = 8010240.

The previous prime is 20159311. The next prime is 20159317. The reversal of 20159314 is 41395102.

20159314 = 112² + 113² + ... + 395².

It is an interprime number because it is at equal distance from previous prime (20159311) and next prime (20159317).

It is not an unprimeable number, because it can be changed into a prime (20159311) 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 in 15 ways as a sum of consecutive naturals, for example, 16302 + ... + 17494.

It is an arithmetic number, because the mean of its divisors is an integer number (1160568).

Almost surely, 2^20159314 is an apocalyptic number.

20159314 is a deficient number, since it is larger than the sum of its proper divisors (16978862).

20159314 is a wasteful number, since it uses less digits than its factorization.

20159314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 20159314 is about 4489.9124713072. The cubic root of 20159314 is about 272.1605975613.

The spelling of 20159314 in words is "twenty million, one hundred fifty-nine thousand, three hundred fourteen".