4213243403 has 4 divisors (see below), whose sum is σ = 4256679000. Its totient is φ = 4169807808.

The previous prime is 4213243379. The next prime is 4213243409. The reversal of 4213243403 is 3043423124.

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-4213243403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4213243409) 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, 21717653 + ... + 21717846.

It is an arithmetic number, because the mean of its divisors is an integer number (1064169750).

Almost surely, 2^4213243403 is an apocalyptic number.

4213243403 is a deficient number, since it is larger than the sum of its proper divisors (43435597).

4213243403 is an equidigital number, since it uses as much as digits as its factorization.

4213243403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43435596.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 4213243403 is about 64909.5016388202. The cubic root of 4213243403 is about 1615.1226830604.

Adding to 4213243403 its reverse (3043423124), we get a palindrome (7256666527).

The spelling of 4213243403 in words is "four billion, two hundred thirteen million, two hundred forty-three thousand, four hundred three".