1128795012 has 54 divisors (see below), whose sum is σ = 2982845502. Its totient is φ = 359899584.

The previous prime is 1128795011. The next prime is 1128795013. The reversal of 1128795012 is 2105978211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1128795011) and next prime (1128795013).

It can be written as a sum of positive squares in only one way, i.e., 981318276 + 147476736 = 31326^2 + 12144^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1128795011) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10593 + ... + 48680.

Almost surely, 2^1128795012 is an apocalyptic number.

1128795012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1128795012 is an abundant number, since it is smaller than the sum of its proper divisors (1854050490).

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

1128795012 is a wasteful number, since it uses less digits than its factorization.

1128795012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59329 (or 59301 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 1128795012 is about 33597.5447317211. The cubic root of 1128795012 is about 1041.2100720206.

The spelling of 1128795012 in words is "one billion, one hundred twenty-eight million, seven hundred ninety-five thousand, twelve".