2301601 has 2 divisors, whose sum is σ = 2301602. Its totient is φ = 2301600.

The previous prime is 2301599. The next prime is 2301619. The reversal of 2301601 is 1061032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1299600 + 1002001 = 1140^2 + 1001^2 .

It is a cyclic number.

It is not a de Polignac number, because 2301601 - 2¹ = 2301599 is a prime.

Together with 2301599, it forms a pair of twin primes.

2301601 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2301301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1150800 + 1150801.

It is an arithmetic number, because the mean of its divisors is an integer number (1150801).

2^2301601 is an apocalyptic number.

2301601 is the 960-th centered pentagonal number.

It is an amenable number.

2301601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2301601 is an equidigital number, since it uses as much as digits as its factorization.

2301601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2301601 is about 1517.1028310566. The cubic root of 2301601 is about 132.0312330439.

Adding to 2301601 its reverse (1061032), we get a palindrome (3362633).

The spelling of 2301601 in words is "two million, three hundred one thousand, six hundred one".