4100661223 has 4 divisors (see below), whose sum is σ = 4101463080. Its totient is φ = 4099859368.

The previous prime is 4100661203. The next prime is 4100661317. The reversal of 4100661223 is 3221660014.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4100661223 - 2¹⁷ = 4100530151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4100661203) 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, 393208 + ... + 403501.

It is an arithmetic number, because the mean of its divisors is an integer number (1025365770).

Almost surely, 2^4100661223 is an apocalyptic number.

4100661223 is a deficient number, since it is larger than the sum of its proper divisors (801857).

4100661223 is an equidigital number, since it uses as much as digits as its factorization.

4100661223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801856.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4100661223 is about 64036.4054503374. The cubic root of 4100661223 is about 1600.6066999960.

The spelling of 4100661223 in words is "four billion, one hundred million, six hundred sixty-one thousand, two hundred twenty-three".