1253324543135 has 16 divisors (see below), whose sum is σ = 1730380968000. Its totient is φ = 853654603776.

The previous prime is 1253324543111. The next prime is 1253324543147. The reversal of 1253324543135 is 5313454233521.

It is a cyclic number.

It is not a de Polignac number, because 1253324543135 - 2¹² = 1253324539039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1253324543092 and 1253324543101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120160130 + ... + 120170559.

It is an arithmetic number, because the mean of its divisors is an integer number (108148810500).

Almost surely, 2^{1253324543135} is an apocalyptic number.

1253324543135 is a deficient number, since it is larger than the sum of its proper divisors (477056424865).

1253324543135 is a wasteful number, since it uses less digits than its factorization.

1253324543135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240330850.

The product of its digits is 648000, while the sum is 41.

Adding to 1253324543135 its reverse (5313454233521), we get a palindrome (6566778776656).

The spelling of 1253324543135 in words is "one trillion, two hundred fifty-three billion, three hundred twenty-four million, five hundred forty-three thousand, one hundred thirty-five".