135311128042 has 8 divisors (see below), whose sum is σ = 213649149600. Its totient is φ = 64094744844.

The previous prime is 135311128027. The next prime is 135311128087. The reversal of 135311128042 is 240821113531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×135311128042³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135311127995 and 135311128013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1780409542 + ... + 1780409617.

It is an arithmetic number, because the mean of its divisors is an integer number (26706143700).

Almost surely, 2^135311128042 is an apocalyptic number.

135311128042 is a deficient number, since it is larger than the sum of its proper divisors (78338021558).

135311128042 is a wasteful number, since it uses less digits than its factorization.

135311128042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3560819180.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 135311128042 in words is "one hundred thirty-five billion, three hundred eleven million, one hundred twenty-eight thousand, forty-two".