1128555753 has 8 divisors (see below), whose sum is σ = 1620490368. Its totient is φ = 694495824.

The previous prime is 1128555751. The next prime is 1128555797. The reversal of 1128555753 is 3575558211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1128555753 - 2¹ = 1128555751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1128555751) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14468625 + ... + 14468702.

It is an arithmetic number, because the mean of its divisors is an integer number (202561296).

Almost surely, 2^1128555753 is an apocalyptic number.

1128555753 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1128555753 is a deficient number, since it is larger than the sum of its proper divisors (491934615).

1128555753 is a wasteful number, since it uses less digits than its factorization.

1128555753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28937343.

The product of its digits is 210000, while the sum is 42.

The square root of 1128555753 is about 33593.9838810463. The cubic root of 1128555753 is about 1041.1365019802.

The spelling of 1128555753 in words is "one billion, one hundred twenty-eight million, five hundred fifty-five thousand, seven hundred fifty-three".