4231230551 has 2 divisors, whose sum is σ = 4231230552. Its totient is φ = 4231230550.

The previous prime is 4231230511. The next prime is 4231230557. The reversal of 4231230551 is 1550321324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4231230551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4231230551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4231230557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115615275 + 2115615276.

It is an arithmetic number, because the mean of its divisors is an integer number (2115615276).

Almost surely, 2^4231230551 is an apocalyptic number.

4231230551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231230551 is an equidigital number, since it uses as much as digits as its factorization.

4231230551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 4231230551 is about 65047.9096589583. The cubic root of 4231230551 is about 1617.4178433173.

Adding to 4231230551 its reverse (1550321324), we get a palindrome (5781551875).

The spelling of 4231230551 in words is "four billion, two hundred thirty-one million, two hundred thirty thousand, five hundred fifty-one".