1201322996 has 12 divisors (see below), whose sum is σ = 2102558052. Its totient is φ = 600592128.

The previous prime is 1201322957. The next prime is 1201323007. The reversal of 1201322996 is 6992231021.

It can be written as a sum of positive squares in 2 ways, for example, as 1117966096 + 83356900 = 33436^2 + 9130^2 .

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 3 ways as a sum of consecutive naturals, for example, 57686 + ... + 75698.

It is an arithmetic number, because the mean of its divisors is an integer number (175213171).

Almost surely, 2^1201322996 is an apocalyptic number.

It is an amenable number.

1201322996 is a deficient number, since it is larger than the sum of its proper divisors (901235056).

1201322996 is a wasteful number, since it uses less digits than its factorization.

1201322996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34690 (or 34688 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 1201322996 is about 34660.1066934307. The cubic root of 1201322996 is about 1063.0489515961.

The spelling of 1201322996 in words is "one billion, two hundred one million, three hundred twenty-two thousand, nine hundred ninety-six".