20601104 has 10 divisors (see below), whose sum is σ = 39914670. Its totient is φ = 10300544.

The previous prime is 20601079. The next prime is 20601157. The reversal of 20601104 is 40110602.

It can be written as a sum of positive squares in only one way, i.e., 14047504 + 6553600 = 3748^2 + 2560^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643769 + ... + 643800.

It is an arithmetic number, because the mean of its divisors is an integer number (3991467).

Almost surely, 2^20601104 is an apocalyptic number.

It is an amenable number.

20601104 is a deficient number, since it is larger than the sum of its proper divisors (19313566).

20601104 is a wasteful number, since it uses less digits than its factorization.

20601104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287577 (or 1287571 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 20601104 is about 4538.8439056658. The cubic root of 20601104 is about 274.1343756321.

Adding to 20601104 its reverse (40110602), we get a palindrome (60711706).

The spelling of 20601104 in words is "twenty million, six hundred one thousand, one hundred four".