4166861033 has 4 divisors (see below), whose sum is σ = 4348028928. Its totient is φ = 3985693140.

The previous prime is 4166861011. The next prime is 4166861051. The reversal of 4166861033 is 3301686614.

It is a happy number.

4166861033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3301686614 = 2 ⋅1650843307.

It is a cyclic number.

It is not a de Polignac number, because 4166861033 - 2¹⁸ = 4166598889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4166861833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90583913 + ... + 90583958.

It is an arithmetic number, because the mean of its divisors is an integer number (1087007232).

Almost surely, 2^4166861033 is an apocalyptic number.

It is an amenable number.

4166861033 is a deficient number, since it is larger than the sum of its proper divisors (181167895).

4166861033 is a wasteful number, since it uses less digits than its factorization.

4166861033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181167894.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 4166861033 is about 64551.2279743771. The cubic root of 4166861033 is about 1609.1739951045.

The spelling of 4166861033 in words is "four billion, one hundred sixty-six million, eight hundred sixty-one thousand, thirty-three".