542835911 has 4 divisors (see below), whose sum is σ = 553078152. Its totient is φ = 532593672.

The previous prime is 542835901. The next prime is 542835919. The reversal of 542835911 is 119538245.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542835911 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 (542835919) 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, 5121041 + ... + 5121146.

It is an arithmetic number, because the mean of its divisors is an integer number (138269538).

Almost surely, 2^542835911 is an apocalyptic number.

542835911 is a deficient number, since it is larger than the sum of its proper divisors (10242241).

542835911 is a wasteful number, since it uses less digits than its factorization.

542835911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10242240.

The product of its digits is 43200, while the sum is 38.

The square root of 542835911 is about 23298.8392629333. The cubic root of 542835911 is about 815.7483239407.

The spelling of 542835911 in words is "five hundred forty-two million, eight hundred thirty-five thousand, nine hundred eleven".