1251303441132 has 24 divisors (see below), whose sum is σ = 2919900629296. Its totient is φ = 417073632768.

The previous prime is 1251303441119. The next prime is 1251303441139. The reversal of 1251303441132 is 2311443031521.

It is a self number, because there is not a number n which added to its sum of digits gives 1251303441132.

It is not an unprimeable number, because it can be changed into a prime (1251303441139) 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 7 ways as a sum of consecutive naturals, for example, 3249373 + ... + 3614004.

Almost surely, 2^{1251303441132} is an apocalyptic number.

1251303441132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1251303441132 is an abundant number, since it is smaller than the sum of its proper divisors (1668597188164).

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

1251303441132 is a wasteful number, since it uses less digits than its factorization.

1251303441132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6878577 (or 6878575 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 1251303441132 its reverse (2311443031521), we get a palindrome (3562746472653).

The spelling of 1251303441132 in words is "one trillion, two hundred fifty-one billion, three hundred three million, four hundred forty-one thousand, one hundred thirty-two".