20601124 has 12 divisors (see below), whose sum is σ = 36145564. Its totient is φ = 10273824.

The previous prime is 20601079. The next prime is 20601157. The reversal of 20601124 is 42110602.

It can be written as a sum of positive squares in 2 ways, for example, as 4919524 + 15681600 = 2218^2 + 3960^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20601098 and 20601107.

It is an unprimeable number.

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, 4899 + ... + 8074.

Almost surely, 2^20601124 is an apocalyptic number.

It is an amenable number.

20601124 is a deficient number, since it is larger than the sum of its proper divisors (15544440).

20601124 is a wasteful number, since it uses less digits than its factorization.

20601124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13374 (or 13372 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 20601124 is about 4538.8461088695. The cubic root of 20601124 is about 274.1344643440.

Adding to 20601124 its reverse (42110602), we get a palindrome (62711726).

The spelling of 20601124 in words is "twenty million, six hundred one thousand, one hundred twenty-four".