20404101134 has 8 divisors (see below), whose sum is σ = 30613189368. Its totient is φ = 10199704680.

The previous prime is 20404101127. The next prime is 20404101149. The reversal of 20404101134 is 43110140402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 1162052 + ... + 1179479.

It is an arithmetic number, because the mean of its divisors is an integer number (3826648671).

Almost surely, 2^20404101134 is an apocalyptic number.

20404101134 is a deficient number, since it is larger than the sum of its proper divisors (10209088234).

20404101134 is a wasteful number, since it uses less digits than its factorization.

20404101134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345890.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 20404101134 its reverse (43110140402), we get a palindrome (63514241536).

The spelling of 20404101134 in words is "twenty billion, four hundred four million, one hundred one thousand, one hundred thirty-four".