104523440215 has 4 divisors (see below), whose sum is σ = 125428128264. Its totient is φ = 83618752168.

The previous prime is 104523440209. The next prime is 104523440221. The reversal of 104523440215 is 512044325401.

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

It is an interprime number because it is at equal distance from previous prime (104523440209) and next prime (104523440221).

It is a cyclic number.

It is not a de Polignac number, because 104523440215 - 2³ = 104523440207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10452344017 + ... + 10452344026.

It is an arithmetic number, because the mean of its divisors is an integer number (31357032066).

Almost surely, 2^104523440215 is an apocalyptic number.

104523440215 is a deficient number, since it is larger than the sum of its proper divisors (20904688049).

104523440215 is an equidigital number, since it uses as much as digits as its factorization.

104523440215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20904688048.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 104523440215 its reverse (512044325401), we get a palindrome (616567765616).

The spelling of 104523440215 in words is "one hundred four billion, five hundred twenty-three million, four hundred forty thousand, two hundred fifteen".