540140545 has 8 divisors (see below), whose sum is σ = 740764224. Its totient is φ = 370382064.

The previous prime is 540140539. The next prime is 540140561. The reversal of 540140545 is 545041045.

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 540140545 - 2¹⁷ = 540009473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7716259 + ... + 7716328.

It is an arithmetic number, because the mean of its divisors is an integer number (92595528).

Almost surely, 2^540140545 is an apocalyptic number.

It is an amenable number.

540140545 is a deficient number, since it is larger than the sum of its proper divisors (200623679).

540140545 is a wasteful number, since it uses less digits than its factorization.

540140545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15432599.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 540140545 is about 23240.9239274173. The cubic root of 540140545 is about 814.3959265954.

The spelling of 540140545 in words is "five hundred forty million, one hundred forty thousand, five hundred forty-five".