1331451014 has 4 divisors (see below), whose sum is σ = 1997176524. Its totient is φ = 665725506.

The previous prime is 1331451007. The next prime is 1331451041. The reversal of 1331451014 is 4101541331.

It is a happy number.

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

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, 332862752 + ... + 332862755.

It is an arithmetic number, because the mean of its divisors is an integer number (499294131).

Almost surely, 2^1331451014 is an apocalyptic number.

1331451014 is a deficient number, since it is larger than the sum of its proper divisors (665725510).

1331451014 is an equidigital number, since it uses as much as digits as its factorization.

1331451014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665725509.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1331451014 is about 36489.0533448047. The cubic root of 1331451014 is about 1100.1242322499.

Adding to 1331451014 its reverse (4101541331), we get a palindrome (5432992345).

The spelling of 1331451014 in words is "one billion, three hundred thirty-one million, four hundred fifty-one thousand, fourteen".