540412545 has 16 divisors (see below), whose sum is σ = 869144832. Its totient is φ = 286725120.

The previous prime is 540412487. The next prime is 540412547. The reversal of 540412545 is 545214045.

It is not a de Polignac number, because 540412545 - 2¹⁹ = 539888257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540412547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90441 + ... + 96230.

It is an arithmetic number, because the mean of its divisors is an integer number (54321552).

Almost surely, 2^540412545 is an apocalyptic number.

It is an amenable number.

540412545 is a deficient number, since it is larger than the sum of its proper divisors (328732287).

540412545 is a wasteful number, since it uses less digits than its factorization.

540412545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186872.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 540412545 is about 23246.7749376123. The cubic root of 540412545 is about 814.5326061574.

The spelling of 540412545 in words is "five hundred forty million, four hundred twelve thousand, five hundred forty-five".