4155223443 has 16 divisors (see below), whose sum is σ = 6550106880. Its totient is φ = 2292536736.

The previous prime is 4155223427. The next prime is 4155223459. The reversal of 4155223443 is 3443225514.

It is an interprime number because it is at equal distance from previous prime (4155223427) and next prime (4155223459).

It is not a de Polignac number, because 4155223443 - 2⁴ = 4155223427 is a prime.

It is a super-2 number, since 2×4155223443² = 34531763722513548498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4155223463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3410905 + ... + 3412122.

It is an arithmetic number, because the mean of its divisors is an integer number (409381680).

Almost surely, 2^4155223443 is an apocalyptic number.

4155223443 is a deficient number, since it is larger than the sum of its proper divisors (2394883437).

4155223443 is a wasteful number, since it uses less digits than its factorization.

4155223443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6823066.

The product of its digits is 57600, while the sum is 33.

The square root of 4155223443 is about 64461.0226648631. The cubic root of 4155223443 is about 1607.6745155828.

Adding to 4155223443 its reverse (3443225514), we get a palindrome (7598448957).

The spelling of 4155223443 in words is "four billion, one hundred fifty-five million, two hundred twenty-three thousand, four hundred forty-three".