1320506196 has 12 divisors (see below), whose sum is σ = 3081181152. Its totient is φ = 440168728.

The previous prime is 1320506123. The next prime is 1320506203. The reversal of 1320506196 is 6916050231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1320506196² = 3487473227348780832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55021080 + ... + 55021103.

It is an arithmetic number, because the mean of its divisors is an integer number (256765096).

Almost surely, 2^1320506196 is an apocalyptic number.

It is an amenable number.

1320506196 is an abundant number, since it is smaller than the sum of its proper divisors (1760674956).

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

1320506196 is a wasteful number, since it uses less digits than its factorization.

1320506196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110042190 (or 110042188 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 1320506196 is about 36338.7698746119. The cubic root of 1320506196 is about 1097.1015141388.

The spelling of 1320506196 in words is "one billion, three hundred twenty million, five hundred six thousand, one hundred ninety-six".