4199155 has 4 divisors (see below), whose sum is σ = 5038992. Its totient is φ = 3359320.

The previous prime is 4199149. The next prime is 4199177. The reversal of 4199155 is 5519914.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5519914 = 2 ⋅2759957.

It is not a de Polignac number, because 4199155 - 2¹¹ = 4197107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4199155.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419911 + ... + 419920.

It is an arithmetic number, because the mean of its divisors is an integer number (1259748).

Almost surely, 2^4199155 is an apocalyptic number.

4199155 is a deficient number, since it is larger than the sum of its proper divisors (839837).

4199155 is an equidigital number, since it uses as much as digits as its factorization.

4199155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839836.

The product of its digits is 8100, while the sum is 34.

The square root of 4199155 is about 2049.1839839312. The cubic root of 4199155 is about 161.3320436608.

The spelling of 4199155 in words is "four million, one hundred ninety-nine thousand, one hundred fifty-five".