1320957006 has 8 divisors (see below), whose sum is σ = 2641914024. Its totient is φ = 440319000.

The previous prime is 1320956963. The next prime is 1320957019. The reversal of 1320957006 is 6007590231.

It is a sphenic number, since it is the product of 3 distinct primes.

1320957006 is an admirable number.

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, 110079745 + ... + 110079756.

It is an arithmetic number, because the mean of its divisors is an integer number (330239253).

Almost surely, 2^1320957006 is an apocalyptic number.

1320957006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1320957006 is a wasteful number, since it uses less digits than its factorization.

1320957006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220159506.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 1320957006 is about 36344.9722245045. The cubic root of 1320957006 is about 1097.2263470914.

The spelling of 1320957006 in words is "one billion, three hundred twenty million, nine hundred fifty-seven thousand, six".