663114001 has 9 divisors (see below), whose sum is σ = 729188859. Its totient is φ = 602573400.

The previous prime is 663113999. The next prime is 663114043. The reversal of 663114001 is 100411366.

It is a happy number.

The square root of 663114001 is 25751.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 432681601 + 230432400 = 20801^2 + 15180^2 .

It is not a de Polignac number, because 663114001 - 2¹ = 663113999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (663114061) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 282091 + ... + 284431.

Almost surely, 2^663114001 is an apocalyptic number.

663114001 is the 25751-st square number.

663114001 is the 12876-th centered octagonal number.

It is an amenable number.

663114001 is a deficient number, since it is larger than the sum of its proper divisors (66074858).

663114001 is an frugal number, since it uses more digits than its factorization.

663114001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4704 (or 2352 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The cubic root of 663114001 is about 872.0259304251.

Adding to 663114001 its reverse (100411366), we get a palindrome (763525367).

The spelling of 663114001 in words is "six hundred sixty-three million, one hundred fourteen thousand, one".