1195317912 has 64 divisors (see below), whose sum is σ = 3184634880. Its totient is φ = 372998912.

The previous prime is 1195317887. The next prime is 1195317917. The reversal of 1195317912 is 2197135911.

1195317912 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1195317917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2908 + ... + 48980.

It is an arithmetic number, because the mean of its divisors is an integer number (49759920).

Almost surely, 2^1195317912 is an apocalyptic number.

1195317912 is a gapful number since it is divisible by the number (12) 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 1195317912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1592317440).

1195317912 is an abundant number, since it is smaller than the sum of its proper divisors (1989316968).

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

1195317912 is a wasteful number, since it uses less digits than its factorization.

1195317912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46152 (or 46148 counting only the distinct ones).

The product of its digits is 17010, while the sum is 39.

The square root of 1195317912 is about 34573.3699832689. The cubic root of 1195317912 is about 1061.2746952984.

The spelling of 1195317912 in words is "one billion, one hundred ninety-five million, three hundred seventeen thousand, nine hundred twelve".