1129146468 has 24 divisors (see below), whose sum is σ = 2660763840. Its totient is φ = 372655200.

The previous prime is 1129146467. The next prime is 1129146493. The reversal of 1129146468 is 8646419211.

It is not an unprimeable number, because it can be changed into a prime (1129146467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464608 + ... + 467031.

It is an arithmetic number, because the mean of its divisors is an integer number (110865160).

Almost surely, 2^1129146468 is an apocalyptic number.

It is an amenable number.

1129146468 is an abundant number, since it is smaller than the sum of its proper divisors (1531617372).

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

1129146468 is a wasteful number, since it uses less digits than its factorization.

1129146468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931747 (or 931745 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 1129146468 is about 33602.7747068601. The cubic root of 1129146468 is about 1041.3181228035.

The spelling of 1129146468 in words is "one billion, one hundred twenty-nine million, one hundred forty-six thousand, four hundred sixty-eight".