4501001 has 2 divisors, whose sum is σ = 4501002. Its totient is φ = 4501000.

The previous prime is 4500989. The next prime is 4501009. The reversal of 4501001 is 1001054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3822025 + 678976 = 1955^2 + 824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4501001 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4501009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2250500 + 2250501.

It is an arithmetic number, because the mean of its divisors is an integer number (2250501).

Almost surely, 2^4501001 is an apocalyptic number.

It is an amenable number.

4501001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4501001 is an equidigital number, since it uses as much as digits as its factorization.

4501001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 4501001 is about 2121.5562684030. The cubic root of 4501001 is about 165.1086031267.

Adding to 4501001 its reverse (1001054), we get a palindrome (5502055).

The spelling of 4501001 in words is "four million, five hundred one thousand, one".