5104021555 has 4 divisors (see below), whose sum is σ = 6124825872. Its totient is φ = 4083217240.

The previous prime is 5104021553. The next prime is 5104021561. The reversal of 5104021555 is 5551204015.

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

It is not a de Polignac number, because 5104021555 - 2¹ = 5104021553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5104021553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510402151 + ... + 510402160.

It is an arithmetic number, because the mean of its divisors is an integer number (1531206468).

Almost surely, 2^5104021555 is an apocalyptic number.

5104021555 is a deficient number, since it is larger than the sum of its proper divisors (1020804317).

5104021555 is a wasteful number, since it uses less digits than its factorization.

5104021555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020804316.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 5104021555 is about 71442.4352538462. The cubic root of 5104021555 is about 1721.7529400995.

The spelling of 5104021555 in words is "five billion, one hundred four million, twenty-one thousand, five hundred fifty-five".