1100061128 has 8 divisors (see below), whose sum is σ = 2062614630. Its totient is φ = 550030560.

The previous prime is 1100061121. The next prime is 1100061139. The reversal of 1100061128 is 8211600011.

It can be written as a sum of positive squares in only one way, i.e., 807582724 + 292478404 = 28418^2 + 17102^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1100061121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68753813 + ... + 68753828.

Almost surely, 2^1100061128 is an apocalyptic number.

It is an amenable number.

1100061128 is a deficient number, since it is larger than the sum of its proper divisors (962553502).

1100061128 is a wasteful number, since it uses less digits than its factorization.

1100061128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137507647 (or 137507643 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 20.

The square root of 1100061128 is about 33167.1694300252. The cubic root of 1100061128 is about 1032.2992366837.

Adding to 1100061128 its reverse (8211600011), we get a palindrome (9311661139).

The spelling of 1100061128 in words is "one billion, one hundred million, sixty-one thousand, one hundred twenty-eight".