4540201 has 2 divisors, whose sum is σ = 4540202. Its totient is φ = 4540200.

The previous prime is 4540189. The next prime is 4540219. The reversal of 4540201 is 1020454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 678976 = 1965^2 + 824^2 .

It is a cyclic number.

It is not a de Polignac number, because 4540201 - 2¹³ = 4532009 is a prime.

It is a super-2 number, since 2×4540201² = 41226850240802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4540231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270100 + 2270101.

It is an arithmetic number, because the mean of its divisors is an integer number (2270101).

Almost surely, 2^4540201 is an apocalyptic number.

It is an amenable number.

4540201 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540201 is an equidigital number, since it uses as much as digits as its factorization.

4540201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4540201 is about 2130.7747417313. The cubic root of 4540201 is about 165.5865381676.

Adding to 4540201 its reverse (1020454), we get a palindrome (5560655).

The spelling of 4540201 in words is "four million, five hundred forty thousand, two hundred one".