540260497 has 16 divisors (see below), whose sum is σ = 650752000. Its totient is φ = 438158160.

The previous prime is 540260491. The next prime is 540260509. The reversal of 540260497 is 794062045.

It is a cyclic number.

It is not a de Polignac number, because 540260497 - 2¹⁹ = 539736209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540260491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129754 + ... + 133852.

It is an arithmetic number, because the mean of its divisors is an integer number (40672000).

Almost surely, 2^540260497 is an apocalyptic number.

It is an amenable number.

540260497 is a deficient number, since it is larger than the sum of its proper divisors (110491503).

540260497 is a wasteful number, since it uses less digits than its factorization.

540260497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5116.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 540260497 is about 23243.5044044567. The cubic root of 540260497 is about 814.4562079367.

The spelling of 540260497 in words is "five hundred forty million, two hundred sixty thousand, four hundred ninety-seven".