104555220423 has 4 divisors (see below), whose sum is σ = 139406960568. Its totient is φ = 69703480280.

The previous prime is 104555220409. The next prime is 104555220431. The reversal of 104555220423 is 324022555401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104555220423 - 2¹² = 104555216327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104555220923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17425870068 + ... + 17425870073.

It is an arithmetic number, because the mean of its divisors is an integer number (34851740142).

Almost surely, 2^104555220423 is an apocalyptic number.

104555220423 is a deficient number, since it is larger than the sum of its proper divisors (34851740145).

104555220423 is an equidigital number, since it uses as much as digits as its factorization.

104555220423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34851740144.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 104555220423 its reverse (324022555401), we get a palindrome (428577775824).

The spelling of 104555220423 in words is "one hundred four billion, five hundred fifty-five million, two hundred twenty thousand, four hundred twenty-three".