104915155045 has 4 divisors (see below), whose sum is σ = 125898186060. Its totient is φ = 83932124032.

The previous prime is 104915155013. The next prime is 104915155097. The reversal of 104915155045 is 540551519401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 24965896036 + 79949259009 = 158006^2 + 282753^2 .

It is a cyclic number.

It is not a de Polignac number, because 104915155045 - 2⁵ = 104915155013 is a prime.

It is a super-2 number, since 2×104915155045² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 104915154989 and 104915155007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10491515500 + ... + 10491515509.

It is an arithmetic number, because the mean of its divisors is an integer number (31474546515).

Almost surely, 2^104915155045 is an apocalyptic number.

It is an amenable number.

104915155045 is a deficient number, since it is larger than the sum of its proper divisors (20983031015).

104915155045 is an equidigital number, since it uses as much as digits as its factorization.

104915155045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20983031014.

The product of its (nonzero) digits is 90000, while the sum is 40.

The spelling of 104915155045 in words is "one hundred four billion, nine hundred fifteen million, one hundred fifty-five thousand, forty-five".