1166135622 has 32 divisors (see below), whose sum is σ = 2349312000. Its totient is φ = 385881408.

The previous prime is 1166135609. The next prime is 1166135629. The reversal of 1166135622 is 2265316611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166135629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 723954 + ... + 725562.

It is an arithmetic number, because the mean of its divisors is an integer number (73416000).

Almost surely, 2^1166135622 is an apocalyptic number.

1166135622 is an abundant number, since it is smaller than the sum of its proper divisors (1183176378).

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

1166135622 is a wasteful number, since it uses less digits than its factorization.

1166135622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420.

The product of its digits is 12960, while the sum is 33.

The square root of 1166135622 is about 34148.7279704530. The cubic root of 1166135622 is about 1052.5668482694.

The spelling of 1166135622 in words is "one billion, one hundred sixty-six million, one hundred thirty-five thousand, six hundred twenty-two".