5662321001 has 2 divisors, whose sum is σ = 5662321002. Its totient is φ = 5662321000.

The previous prime is 5662320997. The next prime is 5662321003. The reversal of 5662321001 is 1001232665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5643615376 + 18705625 = 75124^2 + 4325^2 .

It is a cyclic number.

It is not a de Polignac number, because 5662321001 - 2² = 5662320997 is a prime.

It is a Sophie Germain prime.

Together with 5662321003, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5662321003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2831160500 + 2831160501.

It is an arithmetic number, because the mean of its divisors is an integer number (2831160501).

Almost surely, 2^5662321001 is an apocalyptic number.

It is an amenable number.

5662321001 is a deficient number, since it is larger than the sum of its proper divisors (1).

5662321001 is an equidigital number, since it uses as much as digits as its factorization.

5662321001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 5662321001 is about 75248.3953383725. The cubic root of 5662321001 is about 1782.3712244267.

Adding to 5662321001 its reverse (1001232665), we get a palindrome (6663553666).

The spelling of 5662321001 in words is "five billion, six hundred sixty-two million, three hundred twenty-one thousand, one".