542051005 has 32 divisors (see below), whose sum is σ = 694552320. Its totient is φ = 405250560.

The previous prime is 542050997. The next prime is 542051009. The reversal of 542051005 is 500150245.

It is not a de Polignac number, because 542051005 - 2³ = 542050997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542051009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1040145 + ... + 1040665.

It is an arithmetic number, because the mean of its divisors is an integer number (21704760).

Almost surely, 2^542051005 is an apocalyptic number.

It is an amenable number.

542051005 is a deficient number, since it is larger than the sum of its proper divisors (152501315).

542051005 is a wasteful number, since it uses less digits than its factorization.

542051005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 542051005 is about 23281.9888540477. The cubic root of 542051005 is about 815.3549609906.

The spelling of 542051005 in words is "five hundred forty-two million, fifty-one thousand, five".