1135128030 has 32 divisors (see below), whose sum is σ = 2775713184. Its totient is φ = 296989056.

The previous prime is 1135128019. The next prime is 1135128037. The reversal of 1135128030 is 308215311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135128037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355369 + ... + 358548.

It is an arithmetic number, because the mean of its divisors is an integer number (86741037).

Almost surely, 2^1135128030 is an apocalyptic number.

1135128030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1135128030 is an abundant number, since it is smaller than the sum of its proper divisors (1640585154).

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

1135128030 is a wasteful number, since it uses less digits than its factorization.

1135128030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713980.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1135128030 is about 33691.6611344706. The cubic root of 1135128030 is about 1043.1536515713.

The spelling of 1135128030 in words is "one billion, one hundred thirty-five million, one hundred twenty-eight thousand, thirty".