540541845 has 24 divisors (see below), whose sum is σ = 944326656. Its totient is φ = 286015968.

The previous prime is 540541819. The next prime is 540541861. The reversal of 540541845 is 548145045.

It is a happy number.

It is not a de Polignac number, because 540541845 - 2⁷ = 540541717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41577 + ... + 53006.

It is an arithmetic number, because the mean of its divisors is an integer number (39346944).

Almost surely, 2^540541845 is an apocalyptic number.

It is an amenable number.

540541845 is a deficient number, since it is larger than the sum of its proper divisors (403784811).

540541845 is a wasteful number, since it uses less digits than its factorization.

540541845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94721 (or 94718 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

The square root of 540541845 is about 23249.5558022084. Note that the first 3 decimals coincide. The cubic root of 540541845 is about 814.5975631170.

The spelling of 540541845 in words is "five hundred forty million, five hundred forty-one thousand, eight hundred forty-five".