1196998920 has 192 divisors, whose sum is σ = 4210315200. Its totient is φ = 293184000.

The previous prime is 1196998919. The next prime is 1196998927. The reversal of 1196998920 is 298996911.

It is not an unprimeable number, because it can be changed into a prime (1196998927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1174171 + ... + 1175189.

It is an arithmetic number, because the mean of its divisors is an integer number (21928725).

Almost surely, 2^1196998920 is an apocalyptic number.

1196998920 is a gapful number since it is divisible by the number (10) 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 1196998920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2105157600).

1196998920 is an abundant number, since it is smaller than the sum of its proper divisors (3013316280).

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

1196998920 is a wasteful number, since it uses less digits than its factorization.

1196998920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300 (or 1293 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 54.

The square root of 1196998920 is about 34597.6721760294. The cubic root of 1196998920 is about 1061.7719620609.

It can be divided in two parts, 11969 and 98920, that added together give a square (110889 = 333²).

The spelling of 1196998920 in words is "one billion, one hundred ninety-six million, nine hundred ninety-eight thousand, nine hundred twenty".