542443011 has 16 divisors (see below), whose sum is σ = 796673280. Its totient is φ = 325559520.

The previous prime is 542442983. The next prime is 542443039. The reversal of 542443011 is 110344245.

It is an interprime number because it is at equal distance from previous prime (542442983) and next prime (542443039).

It is not a de Polignac number, because 542443011 - 2⁶ = 542442947 is a prime.

It is a super-2 number, since 2×542443011² = 588488840365492242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542443411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76396 + ... + 83193.

It is an arithmetic number, because the mean of its divisors is an integer number (49792080).

Almost surely, 2^542443011 is an apocalyptic number.

542443011 is a deficient number, since it is larger than the sum of its proper divisors (254230269).

542443011 is a wasteful number, since it uses less digits than its factorization.

542443011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159706.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 542443011 is about 23290.4059861566. The cubic root of 542443011 is about 815.5514658798.

Adding to 542443011 its reverse (110344245), we get a palindrome (652787256).

The spelling of 542443011 in words is "five hundred forty-two million, four hundred forty-three thousand, eleven".