1125666170 has 32 divisors (see below), whose sum is σ = 2083395600. Its totient is φ = 437584896.

The previous prime is 1125666149. The next prime is 1125666197. The reversal of 1125666170 is 716665211.

It can be written as a sum of positive squares in 8 ways, for example, as 309021241 + 816644929 = 17579^2 + 28577^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1125666170.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 527666 + ... + 529794.

Almost surely, 2^1125666170 is an apocalyptic number.

1125666170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125666170 is a deficient number, since it is larger than the sum of its proper divisors (957729430).

1125666170 is a wasteful number, since it uses less digits than its factorization.

1125666170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 1125666170 is about 33550.9488688472. The cubic root of 1125666170 is about 1040.2471583434.

The spelling of 1125666170 in words is "one billion, one hundred twenty-five million, six hundred sixty-six thousand, one hundred seventy".