1002133132 has 144 divisors (see below), whose sum is σ = 2417859136. Its totient is φ = 353548800.

The previous prime is 1002133127. The next prime is 1002133133. The reversal of 1002133132 is 2313312001.

It is not an unprimeable number, because it can be changed into a prime (1002133133) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2686498 + ... + 2686870.

Almost surely, 2^1002133132 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 1002133132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1208929568).

1002133132 is an abundant number, since it is smaller than the sum of its proper divisors (1415726004).

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

1002133132 is a wasteful number, since it uses less digits than its factorization.

1002133132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1002133132 is about 31656.4864127401. The cubic root of 1002133132 is about 1000.7105390147.

Adding to 1002133132 its reverse (2313312001), we get a palindrome (3315445133).

The spelling of 1002133132 in words is "one billion, two million, one hundred thirty-three thousand, one hundred thirty-two".