450682101 has 6 divisors (see below), whose sum is σ = 650985270. Its totient is φ = 300454728.

The previous prime is 450682049. The next prime is 450682103. The reversal of 450682101 is 101286054.

It can be written as a sum of positive squares in only one way, i.e., 450500625 + 181476 = 21225^2 + 426^2 .

It is not a de Polignac number, because 450682101 - 2¹¹ = 450680053 is a prime.

It is a super-2 number, since 2×450682101² = 406228712323548402, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450682103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25037886 + ... + 25037903.

It is an arithmetic number, because the mean of its divisors is an integer number (108497545).

Almost surely, 2^450682101 is an apocalyptic number.

It is an amenable number.

450682101 is a deficient number, since it is larger than the sum of its proper divisors (200303169).

450682101 is a wasteful number, since it uses less digits than its factorization.

450682101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50075795 (or 50075792 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 450682101 is about 21229.2746225584. The cubic root of 450682101 is about 766.6964224326.

The spelling of 450682101 in words is "four hundred fifty million, six hundred eighty-two thousand, one hundred one".