135042546346 has 4 divisors (see below), whose sum is σ = 202563819522. Its totient is φ = 67521273172.

The previous prime is 135042546337. The next prime is 135042546361. The reversal of 135042546346 is 643645240531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643645240531 = 26387 ⋅24392513.

It can be written as a sum of positive squares in only one way, i.e., 131322888225 + 3719658121 = 362385^2 + 60989^2 .

It is a super-2 number, since 2×135042546346² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33760636585 + ... + 33760636588.

Almost surely, 2^135042546346 is an apocalyptic number.

135042546346 is a deficient number, since it is larger than the sum of its proper divisors (67521273176).

135042546346 is an equidigital number, since it uses as much as digits as its factorization.

135042546346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67521273175.

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 135042546346 its reverse (643645240531), we get a palindrome (778687786877).

The spelling of 135042546346 in words is "one hundred thirty-five billion, forty-two million, five hundred forty-six thousand, three hundred forty-six".