4053191 has 4 divisors (see below), whose sum is σ = 4291632. Its totient is φ = 3814752.

The previous prime is 4053187. The next prime is 4053229. The reversal of 4053191 is 1913504.

It is a happy number.

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 4053191 - 2² = 4053187 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 (4053121) 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, 119195 + ... + 119228.

It is an arithmetic number, because the mean of its divisors is an integer number (1072908).

Almost surely, 2^4053191 is an apocalyptic number.

4053191 is a deficient number, since it is larger than the sum of its proper divisors (238441).

4053191 is a wasteful number, since it uses less digits than its factorization.

4053191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238440.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 4053191 is about 2013.2538339713. The cubic root of 4053191 is about 159.4406378874.

Adding to 4053191 its reverse (1913504), we get a palindrome (5966695).

The spelling of 4053191 in words is "four million, fifty-three thousand, one hundred ninety-one".