540155045 has 8 divisors (see below), whose sum is σ = 665704824. Its totient is φ = 420444864.

The previous prime is 540155039. The next prime is 540155071. The reversal of 540155045 is 540551045.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 217916644 + 322238401 = 14762^2 + 17951^2 .

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 540155045 - 2⁶ = 540154981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540154999 and 540155017.

It is a congruent number.

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, 1459694 + ... + 1460063.

It is an arithmetic number, because the mean of its divisors is an integer number (83213103).

Almost surely, 2^540155045 is an apocalyptic number.

It is an amenable number.

540155045 is a deficient number, since it is larger than the sum of its proper divisors (125549779).

540155045 is a wasteful number, since it uses less digits than its factorization.

540155045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919799.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 540155045 is about 23241.2358750562. The cubic root of 540155045 is about 814.4032139798.

The spelling of 540155045 in words is "five hundred forty million, one hundred fifty-five thousand, forty-five".