1128622895 has 8 divisors (see below), whose sum is σ = 1425629040. Its totient is φ = 855377280.

The previous prime is 1128622879. The next prime is 1128622897. The reversal of 1128622895 is 5982268211.

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

It is not a de Polignac number, because 1128622895 - 2⁴ = 1128622879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128622897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5940026 + ... + 5940215.

It is an arithmetic number, because the mean of its divisors is an integer number (178203630).

Almost surely, 2^1128622895 is an apocalyptic number.

1128622895 is a deficient number, since it is larger than the sum of its proper divisors (297006145).

1128622895 is a wasteful number, since it uses less digits than its factorization.

1128622895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11880265.

The product of its digits is 138240, while the sum is 44.

The square root of 1128622895 is about 33594.9831820169. The cubic root of 1128622895 is about 1041.1571486048.

The spelling of 1128622895 in words is "one billion, one hundred twenty-eight million, six hundred twenty-two thousand, eight hundred ninety-five".