1165724496 has 120 divisors (see below), whose sum is σ = 3446533376. Its totient is φ = 367234560.

The previous prime is 1165724477. The next prime is 1165724507. The reversal of 1165724496 is 6944275611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188916 + ... + 194988.

Almost surely, 2^1165724496 is an apocalyptic number.

1165724496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1165724496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1723266688).

1165724496 is an abundant number, since it is smaller than the sum of its proper divisors (2280808880).

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

1165724496 is a wasteful number, since it uses less digits than its factorization.

1165724496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161 (or 6152 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 1165724496 is about 34142.7078012275. The cubic root of 1165724496 is about 1052.4431381125.

The spelling of 1165724496 in words is "one billion, one hundred sixty-five million, seven hundred twenty-four thousand, four hundred ninety-six".