1275045156132 has 24 divisors (see below), whose sum is σ = 3245569488672. Its totient is φ = 386377320000.

The previous prime is 1275045156113. The next prime is 1275045156169. The reversal of 1275045156132 is 2316515405721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4829716369 + ... + 4829716632.

It is an arithmetic number, because the mean of its divisors is an integer number (135232062028).

Almost surely, 2^{1275045156132} is an apocalyptic number.

1275045156132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1275045156132 is an abundant number, since it is smaller than the sum of its proper divisors (1970524332540).

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

1275045156132 is a wasteful number, since it uses less digits than its factorization.

1275045156132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9659433019 (or 9659433017 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 1275045156132 in words is "one trillion, two hundred seventy-five billion, forty-five million, one hundred fifty-six thousand, one hundred thirty-two".