1663514001 has 12 divisors (see below), whose sum is σ = 2409198480. Its totient is φ = 1106080920.

The previous prime is 1663513961. The next prime is 1663514003. The reversal of 1663514001 is 1004153661.

1663514001 is a `hidden beast` number, since 16 + 635 + 14 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 1663514001 - 2¹¹ = 1663511953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1663514003) 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, 240435 + ... + 247256.

It is an arithmetic number, because the mean of its divisors is an integer number (200766540).

Almost surely, 2^1663514001 is an apocalyptic number.

It is an amenable number.

1663514001 is a deficient number, since it is larger than the sum of its proper divisors (745684479).

1663514001 is a wasteful number, since it uses less digits than its factorization.

1663514001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488076 (or 488073 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1663514001 is about 40786.1986583697. The cubic root of 1663514001 is about 1184.8830499335.

Adding to 1663514001 its reverse (1004153661), we get a palindrome (2667667662).

The spelling of 1663514001 in words is "one billion, six hundred sixty-three million, five hundred fourteen thousand, one".