1166635434 has 32 divisors (see below), whose sum is σ = 2355718464. Its totient is φ = 385149440.

The previous prime is 1166635433. The next prime is 1166635441. The reversal of 1166635434 is 4345366611.

It is a super-2 number, since 2×1166635434² = 2722076471728736712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1166635392 and 1166635401.

It is not an unprimeable number, because it can be changed into a prime (1166635433) 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, 512122 + ... + 514394.

It is an arithmetic number, because the mean of its divisors is an integer number (73616202).

Almost surely, 2^1166635434 is an apocalyptic number.

1166635434 is an abundant number, since it is smaller than the sum of its proper divisors (1189083030).

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

1166635434 is a wasteful number, since it uses less digits than its factorization.

1166635434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3062.

The product of its digits is 155520, while the sum is 39.

The square root of 1166635434 is about 34156.0453507135. The cubic root of 1166635434 is about 1052.7172053944.

The spelling of 1166635434 in words is "one billion, one hundred sixty-six million, six hundred thirty-five thousand, four hundred thirty-four".