1331000132 has 72 divisors (see below), whose sum is σ = 2979744768. Its totient is φ = 514382400.

The previous prime is 1331000107. The next prime is 1331000189. The reversal of 1331000132 is 2310001331.

It is a super-2 number, since 2×1331000132² = 3543122702768034848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 271382 + ... + 276242.

It is an arithmetic number, because the mean of its divisors is an integer number (41385344).

Almost surely, 2^1331000132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1331000132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1489872384).

1331000132 is an abundant number, since it is smaller than the sum of its proper divisors (1648744636).

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

1331000132 is a wasteful number, since it uses less digits than its factorization.

1331000132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5017 (or 5008 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1331000132 is about 36482.8745029774. The cubic root of 1331000132 is about 1100.0000363636. Note that the first 4 decimals are identical.

Adding to 1331000132 its reverse (2310001331), we get a palindrome (3641001463).

It can be divided in two parts, 1 and 331000132, that added together give a palindrome (331000133).

The spelling of 1331000132 in words is "one billion, three hundred thirty-one million, one hundred thirty-two", and thus it is an aban number.