542412158 has 4 divisors (see below), whose sum is σ = 813618240. Its totient is φ = 271206078.

The previous prime is 542412137. The next prime is 542412163. The reversal of 542412158 is 851214245.

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

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, 135603038 + ... + 135603041.

It is an arithmetic number, because the mean of its divisors is an integer number (203404560).

Almost surely, 2^542412158 is an apocalyptic number.

542412158 is a deficient number, since it is larger than the sum of its proper divisors (271206082).

542412158 is a wasteful number, since it uses less digits than its factorization.

542412158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271206081.

The product of its digits is 12800, while the sum is 32.

The square root of 542412158 is about 23289.7436224618. The cubic root of 542412158 is about 815.5360033114.

The spelling of 542412158 in words is "five hundred forty-two million, four hundred twelve thousand, one hundred fifty-eight".