1165061984 has 12 divisors (see below), whose sum is σ = 2293715844. Its totient is φ = 582530976.

The previous prime is 1165061983. The next prime is 1165062001. The reversal of 1165061984 is 4891605611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165061981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18204062 + ... + 18204125.

It is an arithmetic number, because the mean of its divisors is an integer number (191142987).

Almost surely, 2^1165061984 is an apocalyptic number.

It is an amenable number.

1165061984 is a deficient number, since it is larger than the sum of its proper divisors (1128653860).

1165061984 is an equidigital number, since it uses as much as digits as its factorization.

1165061984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36408197 (or 36408189 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 1165061984 is about 34133.0043213310. The cubic root of 1165061984 is about 1052.2437232587.

The spelling of 1165061984 in words is "one billion, one hundred sixty-five million, sixty-one thousand, nine hundred eighty-four".