1129375671 has 8 divisors (see below), whose sum is σ = 1594412784. Its totient is φ = 708627840.

The previous prime is 1129375669. The next prime is 1129375711. The reversal of 1129375671 is 1765739211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1129375671 - 2¹ = 1129375669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129375571) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11072260 + ... + 11072361.

It is an arithmetic number, because the mean of its divisors is an integer number (199301598).

Almost surely, 2^1129375671 is an apocalyptic number.

1129375671 is a deficient number, since it is larger than the sum of its proper divisors (465037113).

1129375671 is a wasteful number, since it uses less digits than its factorization.

1129375671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22144641.

The product of its digits is 79380, while the sum is 42.

The square root of 1129375671 is about 33606.1850110958. The cubic root of 1129375671 is about 1041.3885763414.

The spelling of 1129375671 in words is "one billion, one hundred twenty-nine million, three hundred seventy-five thousand, six hundred seventy-one".