4021147162 has 8 divisors (see below), whose sum is σ = 6045652116. Its totient is φ = 2005929792.

The previous prime is 4021147157. The next prime is 4021147177. The reversal of 4021147162 is 2617411204.

It can be written as a sum of positive squares in 2 ways, for example, as 4017151161 + 3996001 = 63381^2 + 1999^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 4021147162.

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, 2320813 + ... + 2322544.

Almost surely, 2^4021147162 is an apocalyptic number.

4021147162 is a deficient number, since it is larger than the sum of its proper divisors (2024504954).

4021147162 is a wasteful number, since it uses less digits than its factorization.

4021147162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643792.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 4021147162 is about 63412.5158150976. The cubic root of 4021147162 is about 1590.1935555411.

Adding to 4021147162 its reverse (2617411204), we get a palindrome (6638558366).

The spelling of 4021147162 in words is "four billion, twenty-one million, one hundred forty-seven thousand, one hundred sixty-two".