2531230343 has 2 divisors, whose sum is σ = 2531230344. Its totient is φ = 2531230342.

The previous prime is 2531230313. The next prime is 2531230357. The reversal of 2531230343 is 3430321352.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2531230343 - 2¹⁴ = 2531213959 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2531230313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265615171 + 1265615172.

It is an arithmetic number, because the mean of its divisors is an integer number (1265615172).

Almost surely, 2^2531230343 is an apocalyptic number.

2531230343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531230343 is an equidigital number, since it uses as much as digits as its factorization.

2531230343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 2531230343 is about 50311.3341405294. The cubic root of 2531230343 is about 1362.8369167987.

Adding to 2531230343 its reverse (3430321352), we get a palindrome (5961551695).

It can be divided in two parts, 25312 and 30343, that added together give a palindrome (55655).

The spelling of 2531230343 in words is "two billion, five hundred thirty-one million, two hundred thirty thousand, three hundred forty-three".