1331165014 has 4 divisors (see below), whose sum is σ = 1996747524. Its totient is φ = 665582506.

The previous prime is 1331165009. The next prime is 1331165027. The reversal of 1331165014 is 4105611331.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1331165014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332791252 + ... + 332791255.

It is an arithmetic number, because the mean of its divisors is an integer number (499186881).

Almost surely, 2^1331165014 is an apocalyptic number.

1331165014 is a deficient number, since it is larger than the sum of its proper divisors (665582510).

1331165014 is an equidigital number, since it uses as much as digits as its factorization.

1331165014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665582509.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1331165014 is about 36485.1341507743. The cubic root of 1331165014 is about 1100.0454565237.

Adding to 1331165014 its reverse (4105611331), we get a palindrome (5436776345).

The spelling of 1331165014 in words is "one billion, three hundred thirty-one million, one hundred sixty-five thousand, fourteen".