1179801963 has 16 divisors (see below), whose sum is σ = 1748643840. Its totient is φ = 786179592.

The previous prime is 1179801949. The next prime is 1179801967. The reversal of 1179801963 is 3691089711.

It is not a de Polignac number, because 1179801963 - 2⁶ = 1179801899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1179801967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60070 + ... + 77252.

It is an arithmetic number, because the mean of its divisors is an integer number (109290240).

Almost surely, 2^1179801963 is an apocalyptic number.

1179801963 is a deficient number, since it is larger than the sum of its proper divisors (568841877).

1179801963 is a wasteful number, since it uses less digits than its factorization.

1179801963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19735 (or 19729 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 1179801963 is about 34348.2454137034. The cubic root of 1179801963 is about 1056.6626861275.

The spelling of 1179801963 in words is "one billion, one hundred seventy-nine million, eight hundred one thousand, nine hundred sixty-three".