542436511 has 6 divisors (see below), whose sum is σ = 544190136. Its totient is φ = 540688500.

The previous prime is 542436487. The next prime is 542436523. The reversal of 542436511 is 115634245.

It is a happy number.

542436511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-542436511 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 (542436311) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 107086 + ... + 112036.

It is an arithmetic number, because the mean of its divisors is an integer number (90698356).

Almost surely, 2^542436511 is an apocalyptic number.

542436511 is a deficient number, since it is larger than the sum of its proper divisors (1753625).

542436511 is an frugal number, since it uses more digits than its factorization.

542436511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5613 (or 5282 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 542436511 is about 23290.2664433020. The cubic root of 542436511 is about 815.5482083298.

The spelling of 542436511 in words is "five hundred forty-two million, four hundred thirty-six thousand, five hundred eleven".