1053256858943 has 2 divisors, whose sum is σ = 1053256858944. Its totient is φ = 1053256858942.

The previous prime is 1053256858931. The next prime is 1053256858949. The reversal of 1053256858943 is 3498586523501.

It is a strong prime.

It is an emirp because it is prime and its reverse (3498586523501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1053256858943 - 2¹² = 1053256854847 is a prime.

It is a super-2 number, since 2×1053256858943² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1053256858949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526628429471 + 526628429472.

It is an arithmetic number, because the mean of its divisors is an integer number (526628429472).

Almost surely, 2^{1053256858943} is an apocalyptic number.

1053256858943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053256858943 is an equidigital number, since it uses as much as digits as its factorization.

1053256858943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104000, while the sum is 59.

The spelling of 1053256858943 in words is "one trillion, fifty-three billion, two hundred fifty-six million, eight hundred fifty-eight thousand, nine hundred forty-three".