1171080372 has 48 divisors (see below), whose sum is σ = 3406781952. Its totient is φ = 304176480.

The previous prime is 1171080347. The next prime is 1171080389. The reversal of 1171080372 is 2730801711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632778 + ... + 634625.

It is an arithmetic number, because the mean of its divisors is an integer number (70974624).

Almost surely, 2^1171080372 is an apocalyptic number.

1171080372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1171080372 is an abundant number, since it is smaller than the sum of its proper divisors (2235701580).

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

1171080372 is a wasteful number, since it uses less digits than its factorization.

1171080372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267428 (or 1267426 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 30.

The square root of 1171080372 is about 34221.0515910894. The cubic root of 1171080372 is about 1054.0524790028.

The spelling of 1171080372 in words is "one billion, one hundred seventy-one million, eighty thousand, three hundred seventy-two".