542111535 has 80 divisors (see below), whose sum is σ = 1136695296. Its totient is φ = 242004672.

The previous prime is 542111513. The next prime is 542111543. The reversal of 542111535 is 535111245.

542111535 is a `hidden beast` number, since 542 + 1 + 115 + 3 + 5 = 666.

It is not a de Polignac number, because 542111535 - 2⁸ = 542111279 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 542111499 and 542111508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 119682 + ... + 124128.

Almost surely, 2^542111535 is an apocalyptic number.

542111535 is an abundant number, since it is smaller than the sum of its proper divisors (594583761).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542111535 is a wasteful number, since it uses less digits than its factorization.

542111535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4514 (or 4505 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 542111535 is about 23283.2887496591. The cubic root of 542111535 is about 815.3853096714.

The spelling of 542111535 in words is "five hundred forty-two million, one hundred eleven thousand, five hundred thirty-five".