1128763017 has 6 divisors (see below), whose sum is σ = 1630435482. Its totient is φ = 752508672.

The previous prime is 1128763007. The next prime is 1128763049. The reversal of 1128763017 is 7103678211.

1128763017 is a `hidden beast` number, since 1 + 1 + 2 + 8 + 7 + 630 + 17 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1122518016 + 6245001 = 33504^2 + 2499^2 .

It is not a de Polignac number, because 1128763017 - 2⁶ = 1128762953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1128763007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62709048 + ... + 62709065.

It is an arithmetic number, because the mean of its divisors is an integer number (271739247).

Almost surely, 2^1128763017 is an apocalyptic number.

It is an amenable number.

1128763017 is a deficient number, since it is larger than the sum of its proper divisors (501672465).

1128763017 is a wasteful number, since it uses less digits than its factorization.

1128763017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125418119 (or 125418116 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 1128763017 is about 33597.0685774816. The cubic root of 1128763017 is about 1041.2002344414.

The spelling of 1128763017 in words is "one billion, one hundred twenty-eight million, seven hundred sixty-three thousand, seventeen".