542093053 has 4 divisors (see below), whose sum is σ = 543445308. Its totient is φ = 540740800.

The previous prime is 542093033. The next prime is 542093077. The reversal of 542093053 is 350390245.

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 345476569 + 196616484 = 18587^2 + 14022^2 .

It is a cyclic number.

It is not a de Polignac number, because 542093053 - 2²⁹ = 5222141 is a prime.

It is a super-2 number, since 2×542093053² = 587729756221721618, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542093033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675526 + ... + 676327.

It is an arithmetic number, because the mean of its divisors is an integer number (135861327).

Almost surely, 2^542093053 is an apocalyptic number.

It is an amenable number.

542093053 is a deficient number, since it is larger than the sum of its proper divisors (1352255).

542093053 is a wasteful number, since it uses less digits than its factorization.

542093053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352254.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 542093053 is about 23282.8918521733. The cubic root of 542093053 is about 815.3760433602.

The spelling of 542093053 in words is "five hundred forty-two million, ninety-three thousand, fifty-three".