1164038320 has 40 divisors (see below), whose sum is σ = 2716500240. Its totient is φ = 463875840.

The previous prime is 1164038299. The next prime is 1164038333. The reversal of 1164038320 is 238304611.

It is a tau number, because it is divible by the number of its divisors (40).

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, 5526 + ... + 48565.

It is an arithmetic number, because the mean of its divisors is an integer number (67912506).

Almost surely, 2^1164038320 is an apocalyptic number.

1164038320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1164038320 is an abundant number, since it is smaller than the sum of its proper divisors (1552461920).

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

1164038320 is a wasteful number, since it uses less digits than its factorization.

1164038320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54373 (or 54367 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1164038320 is about 34118.0058033877. The cubic root of 1164038320 is about 1051.9354536388.

The spelling of 1164038320 in words is "one billion, one hundred sixty-four million, thirty-eight thousand, three hundred twenty".