1104401032421 has 8 divisors (see below), whose sum is σ = 1169766731160. Its totient is φ = 1039079881728.

The previous prime is 1104401032381. The next prime is 1104401032457. The reversal of 1104401032421 is 1242301044011.

It can be written as a sum of positive squares in 4 ways, for example, as 493525920196 + 610875112225 = 702514^2 + 781585^2 .

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

It is not a de Polignac number, because 1104401032421 - 2¹⁰ = 1104401031397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104401032121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11085956 + ... + 11185133.

It is an arithmetic number, because the mean of its divisors is an integer number (146220841395).

Almost surely, 2^{1104401032421} is an apocalyptic number.

It is an amenable number.

1104401032421 is a deficient number, since it is larger than the sum of its proper divisors (65365698739).

1104401032421 is a wasteful number, since it uses less digits than its factorization.

1104401032421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22274023.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1104401032421 its reverse (1242301044011), we get a palindrome (2346702076432).

The spelling of 1104401032421 in words is "one trillion, one hundred four billion, four hundred one million, thirty-two thousand, four hundred twenty-one".