1001252132 has 12 divisors (see below), whose sum is σ = 1755053916. Its totient is φ = 499808160.

The previous prime is 1001252117. The next prime is 1001252141. The reversal of 1001252132 is 2312521001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38142976 + 963109156 = 6176^2 + 31034^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1001252132.

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 3 ways as a sum of consecutive naturals, for example, 201719 + ... + 206622.

It is an arithmetic number, because the mean of its divisors is an integer number (146254493).

Almost surely, 2^1001252132 is an apocalyptic number.

It is an amenable number.

1001252132 is a deficient number, since it is larger than the sum of its proper divisors (753801784).

1001252132 is a wasteful number, since it uses less digits than its factorization.

1001252132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408958 (or 408956 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1001252132 is about 31642.5683534065. The cubic root of 1001252132 is about 1000.4172032506.

Adding to 1001252132 its reverse (2312521001), we get a palindrome (3313773133).

The spelling of 1001252132 in words is "one billion, one million, two hundred fifty-two thousand, one hundred thirty-two".