1146278852 has 12 divisors (see below), whose sum is σ = 2006618796. Its totient is φ = 572959200.

The previous prime is 1146278827. The next prime is 1146278869. The reversal of 1146278852 is 2588726411.

It can be written as a sum of positive squares in 2 ways, for example, as 520478596 + 625800256 = 22814^2 + 25016^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 30203 + ... + 56610.

It is an arithmetic number, because the mean of its divisors is an integer number (167218233).

Almost surely, 2^1146278852 is an apocalyptic number.

It is an amenable number.

1146278852 is a deficient number, since it is larger than the sum of its proper divisors (860339944).

1146278852 is a wasteful number, since it uses less digits than its factorization.

1146278852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90118 (or 90116 counting only the distinct ones).

The product of its digits is 215040, while the sum is 44.

The square root of 1146278852 is about 33856.7401265981. The cubic root of 1146278852 is about 1046.5583008602.

The spelling of 1146278852 in words is "one billion, one hundred forty-six million, two hundred seventy-eight thousand, eight hundred fifty-two".