1053531415493 has 2 divisors, whose sum is σ = 1053531415494. Its totient is φ = 1053531415492.

The previous prime is 1053531415481. The next prime is 1053531415513. The reversal of 1053531415493 is 3945141353501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1035312355009 + 18219060484 = 1017503^2 + 134978^2 .

It is an emirp because it is prime and its reverse (3945141353501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1053531415493 - 2²² = 1053527221189 is a prime.

It is a super-2 number, since 2×1053531415493² (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 (1053531415463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526765707746 + 526765707747.

It is an arithmetic number, because the mean of its divisors is an integer number (526765707747).

Almost surely, 2^{1053531415493} is an apocalyptic number.

It is an amenable number.

1053531415493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053531415493 is an equidigital number, since it uses as much as digits as its factorization.

1053531415493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486000, while the sum is 44.

Adding to 1053531415493 its reverse (3945141353501), we get a palindrome (4998672768994).

The spelling of 1053531415493 in words is "one trillion, fifty-three billion, five hundred thirty-one million, four hundred fifteen thousand, four hundred ninety-three".