4115551 has 8 divisors (see below), whose sum is σ = 4685184. Its totient is φ = 3578520.

The previous prime is 4115549. The next prime is 4115563. The reversal of 4115551 is 1555114.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4115551 - 2¹ = 4115549 is a prime.

It is a Duffinian number.

4115551 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4115051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7881 + ... + 8386.

It is an arithmetic number, because the mean of its divisors is an integer number (585648).

Almost surely, 2^4115551 is an apocalyptic number.

4115551 is a deficient number, since it is larger than the sum of its proper divisors (569633).

4115551 is a wasteful number, since it uses less digits than its factorization.

4115551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16301.

The product of its digits is 500, while the sum is 22.

The square root of 4115551 is about 2028.6820845071. The cubic root of 4115551 is about 160.2541663454.

The spelling of 4115551 in words is "four million, one hundred fifteen thousand, five hundred fifty-one".