1128022635 has 16 divisors (see below), whose sum is σ = 1805304096. Its totient is φ = 601456128.

The previous prime is 1128022633. The next prime is 1128022681. The reversal of 1128022635 is 5362208211.

It is not a de Polignac number, because 1128022635 - 2¹ = 1128022633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1128022633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72357 + ... + 86553.

It is an arithmetic number, because the mean of its divisors is an integer number (112831506).

Almost surely, 2^1128022635 is an apocalyptic number.

1128022635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1128022635 is a deficient number, since it is larger than the sum of its proper divisors (677281461).

1128022635 is a wasteful number, since it uses less digits than its factorization.

1128022635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19502.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1128022635 is about 33586.0482194616. The cubic root of 1128022635 is about 1040.9725354738.

The spelling of 1128022635 in words is "one billion, one hundred twenty-eight million, twenty-two thousand, six hundred thirty-five".