1165061504 has 32 divisors (see below), whose sum is σ = 2421941040. Its totient is φ = 557201920.

The previous prime is 1165061501. The next prime is 1165061519. The reversal of 1165061504 is 4051605611.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165061501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194927 + ... + 200814.

Almost surely, 2^1165061504 is an apocalyptic number.

It is an amenable number.

1165061504 is an abundant number, since it is smaller than the sum of its proper divisors (1256879536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1165061504 is an equidigital number, since it uses as much as digits as its factorization.

1165061504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395778 (or 395766 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 1165061504 is about 34132.9972900125. The cubic root of 1165061504 is about 1052.2435787522.

The spelling of 1165061504 in words is "one billion, one hundred sixty-five million, sixty-one thousand, five hundred four".