5923005721 has 4 divisors (see below), whose sum is σ = 5981649444. Its totient is φ = 5864362000.

The previous prime is 5923005703. The next prime is 5923005763. The reversal of 5923005721 is 1275003295.

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 2945775625 + 2977230096 = 54275^2 + 54564^2 .

It is a cyclic number.

It is not a de Polignac number, because 5923005721 - 2⁷ = 5923005593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5923003721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29321710 + ... + 29321911.

It is an arithmetic number, because the mean of its divisors is an integer number (1495412361).

Almost surely, 2^5923005721 is an apocalyptic number.

It is an amenable number.

5923005721 is a deficient number, since it is larger than the sum of its proper divisors (58643723).

5923005721 is a wasteful number, since it uses less digits than its factorization.

5923005721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58643722.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 5923005721 is about 76961.0662673017. The cubic root of 5923005721 is about 1809.3144459680.

The spelling of 5923005721 in words is "five billion, nine hundred twenty-three million, five thousand, seven hundred twenty-one".