5941720321 has 4 divisors (see below), whose sum is σ = 5941932100. Its totient is φ = 5941508544.

The previous prime is 5941720283. The next prime is 5941720339. The reversal of 5941720321 is 1230271495.

It is a happy number.

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 262440000 + 5679280321 = 16200^2 + 75361^2 .

It is a cyclic number.

It is not a de Polignac number, because 5941720321 - 2¹⁵ = 5941687553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5941720391) 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, 55956 + ... + 122533.

It is an arithmetic number, because the mean of its divisors is an integer number (1485483025).

Almost surely, 2^5941720321 is an apocalyptic number.

It is an amenable number.

5941720321 is a deficient number, since it is larger than the sum of its proper divisors (211779).

5941720321 is a wasteful number, since it uses less digits than its factorization.

5941720321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211778.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 5941720321 is about 77082.5552313881. Note that the first 3 decimals coincide. The cubic root of 5941720321 is about 1811.2180400606.

The spelling of 5941720321 in words is "five billion, nine hundred forty-one million, seven hundred twenty thousand, three hundred twenty-one".