135354453243 has 16 divisors (see below), whose sum is σ = 183445773600. Its totient is φ = 88749953280.

The previous prime is 135354453239. The next prime is 135354453253. The reversal of 135354453243 is 342354453531.

It is not a de Polignac number, because 135354453243 - 2² = 135354453239 is a prime.

It is a super-2 number, since 2×135354453243² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135354453195 and 135354453204.

It is not an unprimeable number, because it can be changed into a prime (135354453253) 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, 3304573 + ... + 3345281.

It is an arithmetic number, because the mean of its divisors is an integer number (11465360850).

Almost surely, 2^135354453243 is an apocalyptic number.

135354453243 is a deficient number, since it is larger than the sum of its proper divisors (48091320357).

135354453243 is a wasteful number, since it uses less digits than its factorization.

135354453243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58942.

The product of its digits is 1296000, while the sum is 42.

The spelling of 135354453243 in words is "one hundred thirty-five billion, three hundred fifty-four million, four hundred fifty-three thousand, two hundred forty-three".