540197545 has 8 divisors (see below), whose sum is σ = 648415296. Its totient is φ = 432039216.

The previous prime is 540197533. The next prime is 540197551. The reversal of 540197545 is 545791045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540197545 - 2⁹ = 540197033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540197498 and 540197507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8484 + ... + 33946.

It is an arithmetic number, because the mean of its divisors is an integer number (81051912).

Almost surely, 2^540197545 is an apocalyptic number.

It is an amenable number.

540197545 is a deficient number, since it is larger than the sum of its proper divisors (108217751).

540197545 is a wasteful number, since it uses less digits than its factorization.

540197545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29711.

The product of its (nonzero) digits is 126000, while the sum is 40.

The square root of 540197545 is about 23242.1501802221. The cubic root of 540197545 is about 814.4245728033.

The spelling of 540197545 in words is "five hundred forty million, one hundred ninety-seven thousand, five hundred forty-five".