1128580670 has 16 divisors (see below), whose sum is σ = 2321651808. Its totient is φ = 386941920.

The previous prime is 1128580643. The next prime is 1128580693. The reversal of 1128580670 is 760858211.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8061221 + ... + 8061360.

It is an arithmetic number, because the mean of its divisors is an integer number (145103238).

Almost surely, 2^1128580670 is an apocalyptic number.

1128580670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1128580670 is an abundant number, since it is smaller than the sum of its proper divisors (1193071138).

1128580670 is a wasteful number, since it uses less digits than its factorization.

1128580670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16122595.

The product of its (nonzero) digits is 26880, while the sum is 38.

The square root of 1128580670 is about 33594.3547340919. The cubic root of 1128580670 is about 1041.1441642238.

The spelling of 1128580670 in words is "one billion, one hundred twenty-eight million, five hundred eighty thousand, six hundred seventy".