542168133 has 16 divisors (see below), whose sum is σ = 797487936. Its totient is φ = 325503360.

The previous prime is 542168129. The next prime is 542168147. The reversal of 542168133 is 331861245.

It is not a de Polignac number, because 542168133 - 2² = 542168129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542168094 and 542168103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542161133) 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, 167935 + ... + 171132.

It is an arithmetic number, because the mean of its divisors is an integer number (49842996).

Almost surely, 2^542168133 is an apocalyptic number.

It is an amenable number.

542168133 is a deficient number, since it is larger than the sum of its proper divisors (255319803).

542168133 is a wasteful number, since it uses less digits than its factorization.

542168133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339124.

The product of its digits is 17280, while the sum is 33.

The square root of 542168133 is about 23284.5041390192. The cubic root of 542168133 is about 815.4136848727.

The spelling of 542168133 in words is "five hundred forty-two million, one hundred sixty-eight thousand, one hundred thirty-three".