5104025581 has 4 divisors (see below), whose sum is σ = 5104173312. Its totient is φ = 5103877852.

The previous prime is 5104025551. The next prime is 5104025599. The reversal of 5104025581 is 1855204015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5104025581 - 2⁷ = 5104025453 is a prime.

It is a super-2 number, since 2×5104025581² = 52102154263004775122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5104025551) by changing a digit.

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, 8790 + ... + 101416.

It is an arithmetic number, because the mean of its divisors is an integer number (1276043328).

Almost surely, 2^5104025581 is an apocalyptic number.

It is an amenable number.

5104025581 is a deficient number, since it is larger than the sum of its proper divisors (147731).

5104025581 is an equidigital number, since it uses as much as digits as its factorization.

5104025581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147730.

The product of its (nonzero) digits is 8000, while the sum is 31.

The square root of 5104025581 is about 71442.4634303717. The cubic root of 5104025581 is about 1721.7533927997.

Adding to 5104025581 its reverse (1855204015), we get a palindrome (6959229596).

The spelling of 5104025581 in words is "five billion, one hundred four million, twenty-five thousand, five hundred eighty-one".