5125503821 has 8 divisors (see below), whose sum is σ = 5401855200. Its totient is φ = 4849811280.

The previous prime is 5125503769. The next prime is 5125503829. The reversal of 5125503821 is 1283055215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5125503821 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5125503829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148691 + ... + 179888.

It is an arithmetic number, because the mean of its divisors is an integer number (675231900).

Almost surely, 2^5125503821 is an apocalyptic number.

It is an amenable number.

5125503821 is a deficient number, since it is larger than the sum of its proper divisors (276351379).

5125503821 is a wasteful number, since it uses less digits than its factorization.

5125503821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329419.

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 5125503821 is about 71592.6240684053. The cubic root of 5125503821 is about 1724.1651153892.

The spelling of 5125503821 in words is "five billion, one hundred twenty-five million, five hundred three thousand, eight hundred twenty-one".