1128238106 has 8 divisors (see below), whose sum is σ = 1698134004. Its totient is φ = 562193440.

The previous prime is 1128238079. The next prime is 1128238117. The reversal of 1128238106 is 6018328211.

It can be written as a sum of positive squares in 2 ways, for example, as 1095279025 + 32959081 = 33095^2 + 5741^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962075 + ... + 963246.

Almost surely, 2^1128238106 is an apocalyptic number.

1128238106 is a deficient number, since it is larger than the sum of its proper divisors (569895898).

1128238106 is a wasteful number, since it uses less digits than its factorization.

1128238106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925616.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 1128238106 is about 33589.2558119408. The cubic root of 1128238106 is about 1041.0388122506.

The spelling of 1128238106 in words is "one billion, one hundred twenty-eight million, two hundred thirty-eight thousand, one hundred six".