43115255 has 4 divisors (see below), whose sum is σ = 51738312. Its totient is φ = 34492200.

The previous prime is 43115221. The next prime is 43115273. The reversal of 43115255 is 55251134.

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

It is not a de Polignac number, because 43115255 - 2¹⁴ = 43098871 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 4311521 + ... + 4311530.

It is an arithmetic number, because the mean of its divisors is an integer number (12934578).

Almost surely, 2^43115255 is an apocalyptic number.

43115255 is a deficient number, since it is larger than the sum of its proper divisors (8623057).

43115255 is an equidigital number, since it uses as much as digits as its factorization.

43115255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8623056.

The product of its digits is 3000, while the sum is 26.

The square root of 43115255 is about 6566.2207547416. The cubic root of 43115255 is about 350.6525377588.

Adding to 43115255 its reverse (55251134), we get a palindrome (98366389).

The spelling of 43115255 in words is "forty-three million, one hundred fifteen thousand, two hundred fifty-five".