104043545045511 has 4 divisors (see below), whose sum is σ = 138724726727352. Its totient is φ = 69362363363672.

The previous prime is 104043545045449. The next prime is 104043545045597. The reversal of 104043545045511 is 115540545340401.

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 104043545045511 - 2⁷ = 104043545045383 is a prime.

It is a super-2 number, since 2×104043545045511² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104043545041511) 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, 17340590840916 + ... + 17340590840921.

It is an arithmetic number, because the mean of its divisors is an integer number (34681181681838).

Almost surely, 2^{104043545045511} is an apocalyptic number.

104043545045511 is a deficient number, since it is larger than the sum of its proper divisors (34681181681841).

104043545045511 is an equidigital number, since it uses as much as digits as its factorization.

104043545045511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34681181681840.

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 104043545045511 in words is "one hundred four trillion, forty-three billion, five hundred forty-five million, forty-five thousand, five hundred eleven".