1013451053243 has 2 divisors, whose sum is σ = 1013451053244. Its totient is φ = 1013451053242.

The previous prime is 1013451053239. The next prime is 1013451053309. The reversal of 1013451053243 is 3423501543101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1013451053243 - 2² = 1013451053239 is a prime.

It is not a weakly prime, because it can be changed into another prime (1013451053203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506725526621 + 506725526622.

It is an arithmetic number, because the mean of its divisors is an integer number (506725526622).

Almost surely, 2^{1013451053243} is an apocalyptic number.

1013451053243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013451053243 is an equidigital number, since it uses as much as digits as its factorization.

1013451053243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 1013451053243 its reverse (3423501543101), we get a palindrome (4436952596344).

The spelling of 1013451053243 in words is "one trillion, thirteen billion, four hundred fifty-one million, fifty-three thousand, two hundred forty-three".