4213542331 has 2 divisors, whose sum is σ = 4213542332. Its totient is φ = 4213542330.

The previous prime is 4213542329. The next prime is 4213542343. The reversal of 4213542331 is 1332453124.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4213542331 - 2¹ = 4213542329 is a prime.

It is a super-2 number, since 2×4213542331² = 35507877950257827122, which contains 22 as substring.

Together with 4213542329, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4213542331.

It is not a weakly prime, because it can be changed into another prime (4213542301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106771165 + 2106771166.

It is an arithmetic number, because the mean of its divisors is an integer number (2106771166).

Almost surely, 2^4213542331 is an apocalyptic number.

4213542331 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213542331 is an equidigital number, since it uses as much as digits as its factorization.

4213542331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 4213542331 is about 64911.8042500746. The cubic root of 4213542331 is about 1615.1608796016.

Adding to 4213542331 its reverse (1332453124), we get a palindrome (5545995455).

The spelling of 4213542331 in words is "four billion, two hundred thirteen million, five hundred forty-two thousand, three hundred thirty-one".