1331148932271 has 12 divisors (see below), whose sum is σ = 1922820547648. Its totient is φ = 887409605664.

The previous prime is 1331148932233. The next prime is 1331148932329. The reversal of 1331148932271 is 1722398411331.

1331148932271 is a `hidden beast` number, since 1 + 3 + 311 + 4 + 8 + 9 + 322 + 7 + 1 = 666.

It is not a de Polignac number, because 1331148932271 - 2⁷ = 1331148932143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331148932471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1547935 + ... + 2249088.

Almost surely, 2^{1331148932271} is an apocalyptic number.

1331148932271 is a deficient number, since it is larger than the sum of its proper divisors (591671615377).

1331148932271 is a wasteful number, since it uses less digits than its factorization.

1331148932271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835982 (or 3835979 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The spelling of 1331148932271 in words is "one trillion, three hundred thirty-one billion, one hundred forty-eight million, nine hundred thirty-two thousand, two hundred seventy-one".