20134061 has 4 divisors (see below), whose sum is σ = 20191452. Its totient is φ = 20076672.

The previous prime is 20134043. The next prime is 20134063. The reversal of 20134061 is 16043102.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4182025 + 15952036 = 2045^2 + 3994^2 .

It is a cyclic number.

It is not a de Polignac number, because 20134061 - 2²² = 15939757 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134063) 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, 28166 + ... + 28871.

It is an arithmetic number, because the mean of its divisors is an integer number (5047863).

Almost surely, 2^20134061 is an apocalyptic number.

It is an amenable number.

20134061 is a deficient number, since it is larger than the sum of its proper divisors (57391).

20134061 is an equidigital number, since it uses as much as digits as its factorization.

20134061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57390.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 20134061 is about 4487.0993971607. The cubic root of 20134061 is about 272.0469074595.

Adding to 20134061 its reverse (16043102), we get a palindrome (36177163).

The spelling of 20134061 in words is "twenty million, one hundred thirty-four thousand, sixty-one".