542158357 has 4 divisors (see below), whose sum is σ = 583862860. Its totient is φ = 500453856.

The previous prime is 542158333. The next prime is 542158361. The reversal of 542158357 is 753851245.

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

It can be written as a sum of positive squares in 2 ways, for example, as 342953361 + 199204996 = 18519^2 + 14114^2 .

It is a cyclic number.

It is not a de Polignac number, because 542158357 - 2¹¹ = 542156309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542158367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20852232 + ... + 20852257.

It is an arithmetic number, because the mean of its divisors is an integer number (145965715).

Almost surely, 2^542158357 is an apocalyptic number.

It is an amenable number.

542158357 is a deficient number, since it is larger than the sum of its proper divisors (41704503).

542158357 is a wasteful number, since it uses less digits than its factorization.

542158357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41704502.

The product of its digits is 168000, while the sum is 40.

The square root of 542158357 is about 23284.2942130527. The cubic root of 542158357 is about 815.4087838518.

The spelling of 542158357 in words is "five hundred forty-two million, one hundred fifty-eight thousand, three hundred fifty-seven".