1125646466 has 64 divisors (see below), whose sum is σ = 2080899072. Its totient is φ = 445761792.

The previous prime is 1125646453. The next prime is 1125646477. The reversal of 1125646466 is 6646465211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5047631 + ... + 5047853.

It is an arithmetic number, because the mean of its divisors is an integer number (32514048).

Almost surely, 2^1125646466 is an apocalyptic number.

1125646466 is a deficient number, since it is larger than the sum of its proper divisors (955252606).

1125646466 is a wasteful number, since it uses less digits than its factorization.

1125646466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543.

The product of its digits is 207360, while the sum is 41.

The square root of 1125646466 is about 33550.6552246003. The cubic root of 1125646466 is about 1040.2410887080.

The spelling of 1125646466 in words is "one billion, one hundred twenty-five million, six hundred forty-six thousand, four hundred sixty-six".