5773143721 has 2 divisors, whose sum is σ = 5773143722. Its totient is φ = 5773143720.

The previous prime is 5773143697. The next prime is 5773143731. The reversal of 5773143721 is 1273413775.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5078557696 + 694586025 = 71264^2 + 26355^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5773143721 is a prime.

It is not a weakly prime, because it can be changed into another prime (5773143731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2886571860 + 2886571861.

It is an arithmetic number, because the mean of its divisors is an integer number (2886571861).

Almost surely, 2^5773143721 is an apocalyptic number.

It is an amenable number.

5773143721 is a deficient number, since it is larger than the sum of its proper divisors (1).

5773143721 is an equidigital number, since it uses as much as digits as its factorization.

5773143721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 123480, while the sum is 40.

The square root of 5773143721 is about 75981.2063671011. The cubic root of 5773143721 is about 1793.9243427754.

The spelling of 5773143721 in words is "five billion, seven hundred seventy-three million, one hundred forty-three thousand, seven hundred twenty-one".