104040405001 has 16 divisors (see below), whose sum is σ = 112272345360. Its totient is φ = 95841377280.

The previous prime is 104040404947. The next prime is 104040405013. The reversal of 104040405001 is 100504040401.

It can be written as a sum of positive squares in 8 ways, for example, as 382163401 + 103658241600 = 19549^2 + 321960^2 .

It is a cyclic number.

It is not a de Polignac number, because 104040405001 - 2⁷ = 104040404873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104040405001.

It is not an unprimeable number, because it can be changed into a prime (104040405031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14590405 + ... + 14597533.

It is an arithmetic number, because the mean of its divisors is an integer number (7017021585).

Almost surely, 2^104040405001 is an apocalyptic number.

It is an amenable number.

104040405001 is a deficient number, since it is larger than the sum of its proper divisors (8231940359).

104040405001 is a wasteful number, since it uses less digits than its factorization.

104040405001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9276.

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 104040405001 its reverse (100504040401), we get a palindrome (204544445402).

The spelling of 104040405001 in words is "one hundred four billion, forty million, four hundred five thousand, one".