20127059 has 4 divisors (see below), whose sum is σ = 20228400. Its totient is φ = 20025720.

The previous prime is 20127043. The next prime is 20127109. The reversal of 20127059 is 95072102.

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 20127059 - 2⁴ = 20127043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20127259) 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 3 ways as a sum of consecutive naturals, for example, 50372 + ... + 50769.

It is an arithmetic number, because the mean of its divisors is an integer number (5057100).

Almost surely, 2^20127059 is an apocalyptic number.

20127059 is a deficient number, since it is larger than the sum of its proper divisors (101341).

20127059 is a wasteful number, since it uses less digits than its factorization.

20127059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101340.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 20127059 is about 4486.3190925301. The cubic root of 20127059 is about 272.0153673195.

The spelling of 20127059 in words is "twenty million, one hundred twenty-seven thousand, fifty-nine".