4219281145 has 8 divisors (see below), whose sum is σ = 5134449600. Its totient is φ = 3327883440.

The previous prime is 4219281139. The next prime is 4219281149. The reversal of 4219281145 is 5411829124.

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

It is not a de Polignac number, because 4219281145 - 2²⁹ = 3682410233 is a prime.

It is a super-2 number, since 2×4219281145² = 35604666761105022050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4219281149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5942295 + ... + 5943004.

It is an arithmetic number, because the mean of its divisors is an integer number (641806200).

Almost surely, 2^4219281145 is an apocalyptic number.

It is an amenable number.

4219281145 is a deficient number, since it is larger than the sum of its proper divisors (915168455).

4219281145 is a wasteful number, since it uses less digits than its factorization.

4219281145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11885375.

The product of its digits is 23040, while the sum is 37.

The square root of 4219281145 is about 64955.9939112627. The cubic root of 4219281145 is about 1615.8938260687.

The spelling of 4219281145 in words is "four billion, two hundred nineteen million, two hundred eighty-one thousand, one hundred forty-five".