4145311218 has 8 divisors (see below), whose sum is σ = 8290622448. Its totient is φ = 1381770404.

The previous prime is 4145311213. The next prime is 4145311223. The reversal of 4145311218 is 8121135414.

It is an interprime number because it is at equal distance from previous prime (4145311213) and next prime (4145311223).

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

4145311218 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4145311213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345442596 + ... + 345442607.

It is an arithmetic number, because the mean of its divisors is an integer number (1036327806).

Almost surely, 2^4145311218 is an apocalyptic number.

4145311218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4145311218 is a wasteful number, since it uses less digits than its factorization.

4145311218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690885208.

The product of its digits is 3840, while the sum is 30.

The square root of 4145311218 is about 64384.0913425048. The cubic root of 4145311218 is about 1606.3951363493.

The spelling of 4145311218 in words is "four billion, one hundred forty-five million, three hundred eleven thousand, two hundred eighteen".