5296021921 has 4 divisors (see below), whose sum is σ = 5304953412. Its totient is φ = 5287090432.

The previous prime is 5296021889. The next prime is 5296021931. The reversal of 5296021921 is 1291206925.

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 3787787025 + 1508234896 = 61545^2 + 38836^2 .

It is a cyclic number.

It is not a de Polignac number, because 5296021921 - 2⁵ = 5296021889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5296021931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4464856 + ... + 4466041.

It is an arithmetic number, because the mean of its divisors is an integer number (1326238353).

Almost surely, 2^5296021921 is an apocalyptic number.

It is an amenable number.

5296021921 is a deficient number, since it is larger than the sum of its proper divisors (8931491).

5296021921 is an equidigital number, since it uses as much as digits as its factorization.

5296021921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8931490.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 5296021921 is about 72773.7722053763. The cubic root of 5296021921 is about 1743.0770761033.

The spelling of 5296021921 in words is "five billion, two hundred ninety-six million, twenty-one thousand, nine hundred twenty-one".