4202130643 has 4 divisors (see below), whose sum is σ = 4241403000. Its totient is φ = 4162858288.

The previous prime is 4202130637. The next prime is 4202130683. The reversal of 4202130643 is 3460312024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4202130643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4202130683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19636018 + ... + 19636231.

It is an arithmetic number, because the mean of its divisors is an integer number (1060350750).

Almost surely, 2^4202130643 is an apocalyptic number.

4202130643 is a deficient number, since it is larger than the sum of its proper divisors (39272357).

4202130643 is a wasteful number, since it uses less digits than its factorization.

4202130643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39272356.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 4202130643 is about 64823.8431674642. The cubic root of 4202130643 is about 1613.7014285098.

Adding to 4202130643 its reverse (3460312024), we get a palindrome (7662442667).

The spelling of 4202130643 in words is "four billion, two hundred two million, one hundred thirty thousand, six hundred forty-three".