542051145 has 24 divisors (see below), whose sum is σ = 946737792. Its totient is φ = 286884000.

The previous prime is 542051131. The next prime is 542051149. The reversal of 542051145 is 541150245.

542051145 is a `hidden beast` number, since 542 + 0 + 5 + 114 + 5 = 666.

It is not a de Polignac number, because 542051145 - 2⁸ = 542050889 is a prime.

It is a super-2 number, since 2×542051145² = 587638887591622050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542051149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40081 + ... + 51870.

It is an arithmetic number, because the mean of its divisors is an integer number (39447408).

Almost surely, 2^542051145 is an apocalyptic number.

It is an amenable number.

542051145 is a deficient number, since it is larger than the sum of its proper divisors (404686647).

542051145 is a wasteful number, since it uses less digits than its factorization.

542051145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92093 (or 92090 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 542051145 is about 23281.9918606635. The cubic root of 542051145 is about 815.3550311867.

It can be divided in two parts, 5420 and 51145, that added together give a palindrome (56565).

The spelling of 542051145 in words is "five hundred forty-two million, fifty-one thousand, one hundred forty-five".