1163451145982 has 16 divisors (see below), whose sum is σ = 1838734110720. Its totient is φ = 551030890872.

The previous prime is 1163451145973. The next prime is 1163451146023. The reversal of 1163451145982 is 2895411543611.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1163451145982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122773982 + ... + 122783457.

It is an arithmetic number, because the mean of its divisors is an integer number (114920881920).

Almost surely, 2^{1163451145982} is an apocalyptic number.

1163451145982 is a deficient number, since it is larger than the sum of its proper divisors (675282964738).

1163451145982 is a wasteful number, since it uses less digits than its factorization.

1163451145982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245557567.

The product of its digits is 1036800, while the sum is 50.

The spelling of 1163451145982 in words is "one trillion, one hundred sixty-three billion, four hundred fifty-one million, one hundred forty-five thousand, nine hundred eighty-two".