1075666158 has 48 divisors (see below), whose sum is σ = 2720240640. Its totient is φ = 300792528.

The previous prime is 1075666153. The next prime is 1075666159. The reversal of 1075666158 is 8516665701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075666153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84898 + ... + 96741.

It is an arithmetic number, because the mean of its divisors is an integer number (56671680).

Almost surely, 2^1075666158 is an apocalyptic number.

1075666158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1075666158 is an abundant number, since it is smaller than the sum of its proper divisors (1644574482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1075666158 is a wasteful number, since it uses less digits than its factorization.

1075666158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181701 (or 181698 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 1075666158 is about 32797.3498624508. The cubic root of 1075666158 is about 1024.6113642253.

The spelling of 1075666158 in words is "one billion, seventy-five million, six hundred sixty-six thousand, one hundred fifty-eight".