1523535342223 has 2 divisors, whose sum is σ = 1523535342224. Its totient is φ = 1523535342222.

The previous prime is 1523535342181. The next prime is 1523535342299. The reversal of 1523535342223 is 3222435353251.

It is a weak prime.

It is an emirp because it is prime and its reverse (3222435353251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1523535342223 - 2²¹ = 1523533245071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1523535372223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761767671111 + 761767671112.

It is an arithmetic number, because the mean of its divisors is an integer number (761767671112).

Almost surely, 2^{1523535342223} is an apocalyptic number.

1523535342223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1523535342223 is an equidigital number, since it uses as much as digits as its factorization.

1523535342223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 40.

The spelling of 1523535342223 in words is "one trillion, five hundred twenty-three billion, five hundred thirty-five million, three hundred forty-two thousand, two hundred twenty-three".