135147142653122 has 4 divisors (see below), whose sum is σ = 202720713979686. Its totient is φ = 67573571326560.

The previous prime is 135147142653077. The next prime is 135147142653143. The reversal of 135147142653122 is 221356241741531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 133187733408601 + 1959409244521 = 11540699^2 + 1399789^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33786785663279 + ... + 33786785663282.

Almost surely, 2^{135147142653122} is an apocalyptic number.

135147142653122 is a deficient number, since it is larger than the sum of its proper divisors (67573571326564).

135147142653122 is an equidigital number, since it uses as much as digits as its factorization.

135147142653122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67573571326563.

The product of its digits is 1209600, while the sum is 47.

The spelling of 135147142653122 in words is "one hundred thirty-five trillion, one hundred forty-seven billion, one hundred forty-two million, six hundred fifty-three thousand, one hundred twenty-two".