4081218124 has 12 divisors (see below), whose sum is σ = 7185949624. Its totient is φ = 2028089664.

The previous prime is 4081218091. The next prime is 4081218133. The reversal of 4081218124 is 4218121804.

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, 3129117 + ... + 3130420.

Almost surely, 2^4081218124 is an apocalyptic number.

It is an amenable number.

4081218124 is a deficient number, since it is larger than the sum of its proper divisors (3104731500).

4081218124 is a wasteful number, since it uses less digits than its factorization.

4081218124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6259704 (or 6259702 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The square root of 4081218124 is about 63884.4122145614. The cubic root of 4081218124 is about 1598.0729565590.

Adding to 4081218124 its reverse (4218121804), we get a palindrome (8299339928).

The spelling of 4081218124 in words is "four billion, eighty-one million, two hundred eighteen thousand, one hundred twenty-four".