654001 has 2 divisors, whose sum is σ = 654002. Its totient is φ = 654000.

The previous prime is 653993. The next prime is 654011. The reversal of 654001 is 100456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 564001 + 90000 = 751^2 + 300^2 .

It is a cyclic number.

It is not a de Polignac number, because 654001 - 2³ = 653993 is a prime.

It is not a weakly prime, because it can be changed into another prime (654011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327000 + 327001.

It is an arithmetic number, because the mean of its divisors is an integer number (327001).

2⁶⁵⁴⁰⁰¹ is an apocalyptic number.

It is an amenable number.

654001 is a deficient number, since it is larger than the sum of its proper divisors (1).

654001 is an equidigital number, since it uses as much as digits as its factorization.

654001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 654001 is about 808.7032830402. The cubic root of 654001 is about 86.8012815967.

Adding to 654001 its reverse (100456), we get a palindrome (754457).

The spelling of 654001 in words is "six hundred fifty-four thousand, one".