540448873 has 2 divisors, whose sum is σ = 540448874. Its totient is φ = 540448872.

The previous prime is 540448861. The next prime is 540448891. The reversal of 540448873 is 378844045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 370485504 + 169963369 = 19248^2 + 13037^2 .

It is a cyclic number.

It is not a de Polignac number, because 540448873 - 2²⁵ = 506894441 is a prime.

It is not a weakly prime, because it can be changed into another prime (540448813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270224436 + 270224437.

It is an arithmetic number, because the mean of its divisors is an integer number (270224437).

Almost surely, 2^540448873 is an apocalyptic number.

It is an amenable number.

540448873 is a deficient number, since it is larger than the sum of its proper divisors (1).

540448873 is an equidigital number, since it uses as much as digits as its factorization.

540448873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 430080, while the sum is 43.

The square root of 540448873 is about 23247.5562801771. The cubic root of 540448873 is about 814.5508574470.

The spelling of 540448873 in words is "five hundred forty million, four hundred forty-eight thousand, eight hundred seventy-three".