4511230155 has 24 divisors (see below), whose sum is σ = 7853629680. Its totient is φ = 2395477440.

The previous prime is 4511230133. The next prime is 4511230159. The reversal of 4511230155 is 5510321154.

It is not a de Polignac number, because 4511230155 - 2⁶ = 4511230091 is a prime.

It is a super-2 number, since 2×4511230155² = 40702395022762648050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4511230159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 208581 + ... + 229190.

It is an arithmetic number, because the mean of its divisors is an integer number (327234570).

Almost surely, 2^4511230155 is an apocalyptic number.

4511230155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4511230155 is a deficient number, since it is larger than the sum of its proper divisors (3342399525).

4511230155 is a wasteful number, since it uses less digits than its factorization.

4511230155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438011 (or 438008 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 4511230155 is about 67165.6918002041. The cubic root of 4511230155 is about 1652.3358596713.

Subtracting 4511230155 from its reverse (5510321154), we obtain a palindrome (999090999).

The spelling of 4511230155 in words is "four billion, five hundred eleven million, two hundred thirty thousand, one hundred fifty-five".