20132104 has 8 divisors (see below), whose sum is σ = 37747710. Its totient is φ = 10066048.

The previous prime is 20132081. The next prime is 20132117. The reversal of 20132104 is 40123102.

It can be written as a sum of positive squares in only one way, i.e., 12236004 + 7896100 = 3498^2 + 2810^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×20132104² = 810603222933632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258249 + ... + 1258264.

Almost surely, 2^20132104 is an apocalyptic number.

It is an amenable number.

20132104 is a deficient number, since it is larger than the sum of its proper divisors (17615606).

20132104 is a wasteful number, since it uses less digits than its factorization.

20132104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516519 (or 2516515 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 20132104 is about 4486.8813222549. The cubic root of 20132104 is about 272.0380929925.

Adding to 20132104 its reverse (40123102), we get a palindrome (60255206).

The spelling of 20132104 in words is "twenty million, one hundred thirty-two thousand, one hundred four".