4651001 has 2 divisors, whose sum is σ = 4651002. Its totient is φ = 4651000.

The previous prime is 4650983. The next prime is 4651007. The reversal of 4651001 is 1001564.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2958400 + 1692601 = 1720^2 + 1301^2 .

It is a cyclic number.

It is not a de Polignac number, because 4651001 - 2²² = 456697 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 (4651007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2325500 + 2325501.

It is an arithmetic number, because the mean of its divisors is an integer number (2325501).

Almost surely, 2^4651001 is an apocalyptic number.

It is an amenable number.

4651001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4651001 is an equidigital number, since it uses as much as digits as its factorization.

4651001 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 17.

The square root of 4651001 is about 2156.6179541124. The cubic root of 4651001 is about 166.9227295006.

Adding to 4651001 its reverse (1001564), we get a palindrome (5652565).

The spelling of 4651001 in words is "four million, six hundred fifty-one thousand, one".