135315552189953 has 2 divisors, whose sum is σ = 135315552189954. Its totient is φ = 135315552189952.

The previous prime is 135315552189943. The next prime is 135315552190019. The reversal of 135315552189953 is 359981255513531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132216146166784 + 3099406023169 = 11498528^2 + 1760513^2 .

It is a cyclic number.

It is not a de Polignac number, because 135315552189953 - 2¹⁴ = 135315552173569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135315552189953.

It is not a weakly prime, because it can be changed into another prime (135315552189943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67657776094976 + 67657776094977.

It is an arithmetic number, because the mean of its divisors is an integer number (67657776094977).

Almost surely, 2^{135315552189953} is an apocalyptic number.

It is an amenable number.

135315552189953 is a deficient number, since it is larger than the sum of its proper divisors (1).

135315552189953 is an equidigital number, since it uses as much as digits as its factorization.

135315552189953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 109350000, while the sum is 65.

The spelling of 135315552189953 in words is "one hundred thirty-five trillion, three hundred fifteen billion, five hundred fifty-two million, one hundred eighty-nine thousand, nine hundred fifty-three".