1167955964 has 72 divisors (see below), whose sum is σ = 2553459552. Its totient is φ = 464378880.

The previous prime is 1167955931. The next prime is 1167956003. The reversal of 1167955964 is 4695597611.

It is a super-2 number, since 2×1167955964² = 2728242267686338592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 234104 + ... + 239040.

It is an arithmetic number, because the mean of its divisors is an integer number (35464716).

Almost surely, 2^1167955964 is an apocalyptic number.

1167955964 is a gapful number since it is divisible by the number (14) 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 1167955964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1276729776).

1167955964 is an abundant number, since it is smaller than the sum of its proper divisors (1385503588).

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

1167955964 is a wasteful number, since it uses less digits than its factorization.

1167955964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5043 (or 5034 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 53.

The square root of 1167955964 is about 34175.3707222029. The cubic root of 1167955964 is about 1053.1142504446.

The spelling of 1167955964 in words is "one billion, one hundred sixty-seven million, nine hundred fifty-five thousand, nine hundred sixty-four".