104520554331 has 4 divisors (see below), whose sum is σ = 139360739112. Its totient is φ = 69680369552.

The previous prime is 104520554323. The next prime is 104520554393. The reversal of 104520554331 is 133455025401.

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 104520554331 - 2³ = 104520554323 is a prime.

It is a super-2 number, since 2×104520554331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 104520554292 and 104520554301.

It is not an unprimeable number, because it can be changed into a prime (104520554311) 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, 17420092386 + ... + 17420092391.

It is an arithmetic number, because the mean of its divisors is an integer number (34840184778).

Almost surely, 2^104520554331 is an apocalyptic number.

104520554331 is a deficient number, since it is larger than the sum of its proper divisors (34840184781).

104520554331 is an equidigital number, since it uses as much as digits as its factorization.

104520554331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34840184780.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 104520554331 its reverse (133455025401), we get a palindrome (237975579732).

The spelling of 104520554331 in words is "one hundred four billion, five hundred twenty million, five hundred fifty-four thousand, three hundred thirty-one".