4152342021 has 16 divisors (see below), whose sum is σ = 5896027584. Its totient is φ = 2590325504.

The previous prime is 4152342001. The next prime is 4152342037. The reversal of 4152342021 is 1202432514.

It is a cyclic number.

It is not a de Polignac number, because 4152342021 - 2⁹ = 4152341509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4152341982 and 4152342000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4152342001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226491 + ... + 244136.

It is an arithmetic number, because the mean of its divisors is an integer number (368501724).

Almost surely, 2^4152342021 is an apocalyptic number.

It is an amenable number.

4152342021 is a deficient number, since it is larger than the sum of its proper divisors (1743685563).

4152342021 is a wasteful number, since it uses less digits than its factorization.

4152342021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470820.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4152342021 is about 64438.6686780539. The cubic root of 4152342021 is about 1607.3028179702.

Adding to 4152342021 its reverse (1202432514), we get a palindrome (5354774535).

The spelling of 4152342021 in words is "four billion, one hundred fifty-two million, three hundred forty-two thousand, twenty-one".