5276827921 has 4 divisors (see below), whose sum is σ = 5329073844. Its totient is φ = 5224582000.

The previous prime is 5276827901. The next prime is 5276827939. The reversal of 5276827921 is 1297286725.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2192580625 + 3084247296 = 46825^2 + 55536^2 .

It is a cyclic number.

It is not a de Polignac number, because 5276827921 - 2²³ = 5268439313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5276827901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26122810 + ... + 26123011.

It is an arithmetic number, because the mean of its divisors is an integer number (1332268461).

Almost surely, 2^5276827921 is an apocalyptic number.

It is an amenable number.

5276827921 is a deficient number, since it is larger than the sum of its proper divisors (52245923).

5276827921 is a wasteful number, since it uses less digits than its factorization.

5276827921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52245922.

The product of its digits is 846720, while the sum is 49.

The square root of 5276827921 is about 72641.7780688221. The cubic root of 5276827921 is about 1740.9687564603.

The spelling of 5276827921 in words is "five billion, two hundred seventy-six million, eight hundred twenty-seven thousand, nine hundred twenty-one".