135312025453 has 16 divisors (see below), whose sum is σ = 160520474304. Its totient is φ = 112645935360.

The previous prime is 135312025447. The next prime is 135312025517. The reversal of 135312025453 is 354520213531.

It is a cyclic number.

It is not a de Polignac number, because 135312025453 - 2⁵ = 135312025421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135312025253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9771375 + ... + 9785212.

It is an arithmetic number, because the mean of its divisors is an integer number (10032529644).

Almost surely, 2^135312025453 is an apocalyptic number.

It is an amenable number.

135312025453 is a deficient number, since it is larger than the sum of its proper divisors (25208448851).

135312025453 is a wasteful number, since it uses less digits than its factorization.

135312025453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19556652.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 135312025453 its reverse (354520213531), we get a palindrome (489832238984).

The spelling of 135312025453 in words is "one hundred thirty-five billion, three hundred twelve million, twenty-five thousand, four hundred fifty-three".