1129508271275 has 24 divisors (see below), whose sum is σ = 1442982100080. Its totient is φ = 876411135360.

The previous prime is 1129508271251. The next prime is 1129508271317. The reversal of 1129508271275 is 5721728059211.

It is not a de Polignac number, because 1129508271275 - 2⁶ = 1129508271211 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1632785 + ... + 2219234.

It is an arithmetic number, because the mean of its divisors is an integer number (60124254170).

Almost surely, 2^{1129508271275} is an apocalyptic number.

1129508271275 is a deficient number, since it is larger than the sum of its proper divisors (313473828805).

1129508271275 is a wasteful number, since it uses less digits than its factorization.

1129508271275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3852383 (or 3852378 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 50.

The spelling of 1129508271275 in words is "one trillion, one hundred twenty-nine billion, five hundred eight million, two hundred seventy-one thousand, two hundred seventy-five".