542127958 has 4 divisors (see below), whose sum is σ = 813191940. Its totient is φ = 271063978.

The previous prime is 542127947. The next prime is 542127967. The reversal of 542127958 is 859721245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 859721245 = 5 ⋅171944249.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135531988 + ... + 135531991.

It is an arithmetic number, because the mean of its divisors is an integer number (203297985).

Almost surely, 2^542127958 is an apocalyptic number.

542127958 is a deficient number, since it is larger than the sum of its proper divisors (271063982).

542127958 is a wasteful number, since it uses less digits than its factorization.

542127958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271063981.

The product of its digits is 201600, while the sum is 43.

The square root of 542127958 is about 23283.6414248287. The cubic root of 542127958 is about 815.3935434861.

The spelling of 542127958 in words is "five hundred forty-two million, one hundred twenty-seven thousand, nine hundred fifty-eight".