1128078002 has 16 divisors (see below), whose sum is σ = 1732435992. Its totient is φ = 550734720.

The previous prime is 1128078001. The next prime is 1128078019. The reversal of 1128078002 is 2008708211.

It can be written as a sum of positive squares in 4 ways, for example, as 953018641 + 175059361 = 30871^2 + 13231^2 .

It is not an unprimeable number, because it can be changed into a prime (1128078001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17033 + ... + 50460.

Almost surely, 2^1128078002 is an apocalyptic number.

1128078002 is a deficient number, since it is larger than the sum of its proper divisors (604357990).

1128078002 is a wasteful number, since it uses less digits than its factorization.

1128078002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67693.

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 1128078002 is about 33586.8724652951. The cubic root of 1128078002 is about 1040.9895666283.

The spelling of 1128078002 in words is "one billion, one hundred twenty-eight million, seventy-eight thousand, two".