1331341625 has 16 divisors (see below), whose sum is σ = 1670243328. Its totient is φ = 1059478000.

The previous prime is 1331341601. The next prime is 1331341633. The reversal of 1331341625 is 5261431331.

It is not a de Polignac number, because 1331341625 - 2¹⁴ = 1331325241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4007 + ... + 51756.

It is an arithmetic number, because the mean of its divisors is an integer number (104390208).

Almost surely, 2^1331341625 is an apocalyptic number.

It is an amenable number.

1331341625 is a deficient number, since it is larger than the sum of its proper divisors (338901703).

1331341625 is an equidigital number, since it uses as much as digits as its factorization.

1331341625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55969 (or 55959 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 1331341625 is about 36487.5543850228. The cubic root of 1331341625 is about 1100.0941035196.

Adding to 1331341625 its reverse (5261431331), we get a palindrome (6592772956).

The spelling of 1331341625 in words is "one billion, three hundred thirty-one million, three hundred forty-one thousand, six hundred twenty-five".