451500201 has 12 divisors (see below), whose sum is σ = 657939828. Its totient is φ = 298335744.

The previous prime is 451500197. The next prime is 451500209. The reversal of 451500201 is 102005154.

It can be written as a sum of positive squares in 2 ways, for example, as 117158976 + 334341225 = 10824^2 + 18285^2 .

It is not a de Polignac number, because 451500201 - 2² = 451500197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451500209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220960 + ... + 222993.

It is an arithmetic number, because the mean of its divisors is an integer number (54828319).

Almost surely, 2^451500201 is an apocalyptic number.

It is an amenable number.

451500201 is a deficient number, since it is larger than the sum of its proper divisors (206439627).

451500201 is a wasteful number, since it uses less digits than its factorization.

451500201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444072 (or 444069 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 451500201 is about 21248.5340906143. The cubic root of 451500201 is about 767.1600568476.

Adding to 451500201 its reverse (102005154), we get a palindrome (553505355).

The spelling of 451500201 in words is "four hundred fifty-one million, five hundred thousand, two hundred one".