540023345 has 8 divisors (see below), whose sum is σ = 648158976. Its totient is φ = 431931376.

The previous prime is 540023333. The next prime is 540023357. The reversal of 540023345 is 543320045.

It is an interprime number because it is at equal distance from previous prime (540023333) and next prime (540023357).

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 540023345 - 2²⁰ = 538974769 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, 30794 + ... + 45036.

It is an arithmetic number, because the mean of its divisors is an integer number (81019872).

Almost surely, 2^540023345 is an apocalyptic number.

It is an amenable number.

540023345 is a deficient number, since it is larger than the sum of its proper divisors (108135631).

540023345 is a wasteful number, since it uses less digits than its factorization.

540023345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21831.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 540023345 is about 23238.4023762392. The cubic root of 540023345 is about 814.3370196389.

The spelling of 540023345 in words is "five hundred forty million, twenty-three thousand, three hundred forty-five".