450101 has 2 divisors, whose sum is σ = 450102. Its totient is φ = 450100.

The previous prime is 450083. The next prime is 450103. The reversal of 450101 is 101054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 421201 + 28900 = 649^2 + 170^2 .

It is a cyclic number.

It is not a de Polignac number, because 450101 - 2¹⁰ = 449077 is a prime.

Together with 450103, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

450101 is a modest number, since divided by 101 gives 45 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225050 + 225051.

It is an arithmetic number, because the mean of its divisors is an integer number (225051).

2⁴⁵⁰¹⁰¹ is an apocalyptic number.

It is an amenable number.

450101 is a deficient number, since it is larger than the sum of its proper divisors (1).

450101 is an equidigital number, since it uses as much as digits as its factorization.

450101 is an evil number, because the sum of its binary digits is even.

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

The square root of 450101 is about 670.8956699816. The cubic root of 450101 is about 76.6366759403.

Adding to 450101 its reverse (101054), we get a palindrome (551155).

It can be divided in two parts, 4 and 50101, that added together give a palindrome (50105).

The spelling of 450101 in words is "four hundred fifty thousand, one hundred one".