1163984501 has 8 divisors (see below), whose sum is σ = 1208833824. Its totient is φ = 1119943440.

The previous prime is 1163984491. The next prime is 1163984527. The reversal of 1163984501 is 1054893611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1163984501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163984561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199130 + ... + 204891.

It is an arithmetic number, because the mean of its divisors is an integer number (151104228).

Almost surely, 2^1163984501 is an apocalyptic number.

It is an amenable number.

1163984501 is a deficient number, since it is larger than the sum of its proper divisors (44849323).

1163984501 is an equidigital number, since it uses as much as digits as its factorization.

1163984501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404131.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1163984501 is about 34117.2170758402. The cubic root of 1163984501 is about 1051.9192414043.

The spelling of 1163984501 in words is "one billion, one hundred sixty-three million, nine hundred eighty-four thousand, five hundred one".