1252441343 has 2 divisors, whose sum is σ = 1252441344. Its totient is φ = 1252441342.

The previous prime is 1252441319. The next prime is 1252441409. The reversal of 1252441343 is 3431442521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1252441343 - 2¹⁶ = 1252375807 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 (1252441543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626220671 + 626220672.

It is an arithmetic number, because the mean of its divisors is an integer number (626220672).

Almost surely, 2^1252441343 is an apocalyptic number.

1252441343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252441343 is an equidigital number, since it uses as much as digits as its factorization.

1252441343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 29.

The square root of 1252441343 is about 35389.8480217138. The cubic root of 1252441343 is about 1077.9181841567.

Adding to 1252441343 its reverse (3431442521), we get a palindrome (4683883864).

The spelling of 1252441343 in words is "one billion, two hundred fifty-two million, four hundred forty-one thousand, three hundred forty-three".