20076163 has 4 divisors (see below), whose sum is σ = 20618800. Its totient is φ = 19533528.

The previous prime is 20076113. The next prime is 20076181. The reversal of 20076163 is 36167002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20076163 - 2¹⁷ = 19945091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20076113) 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 in 3 ways as a sum of consecutive naturals, for example, 271263 + ... + 271336.

It is an arithmetic number, because the mean of its divisors is an integer number (5154700).

Almost surely, 2^20076163 is an apocalyptic number.

20076163 is a deficient number, since it is larger than the sum of its proper divisors (542637).

20076163 is an equidigital number, since it uses as much as digits as its factorization.

20076163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542636.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 20076163 is about 4480.6431457995. The cubic root of 20076163 is about 271.7858888474.

The spelling of 20076163 in words is "twenty million, seventy-six thousand, one hundred sixty-three".