1350444253 has 2 divisors, whose sum is σ = 1350444254. Its totient is φ = 1350444252.

The previous prime is 1350444203. The next prime is 1350444257. The reversal of 1350444253 is 3524440531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 724794084 + 625650169 = 26922^2 + 25013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1350444253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1350444257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675222126 + 675222127.

It is an arithmetic number, because the mean of its divisors is an integer number (675222127).

Almost surely, 2^1350444253 is an apocalyptic number.

It is an amenable number.

1350444253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350444253 is an equidigital number, since it uses as much as digits as its factorization.

1350444253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 1350444253 is about 36748.3911620631. The cubic root of 1350444253 is about 1105.3306690404.

Adding to 1350444253 its reverse (3524440531), we get a palindrome (4874884784).

The spelling of 1350444253 in words is "one billion, three hundred fifty million, four hundred forty-four thousand, two hundred fifty-three".