540934261 has 8 divisors (see below), whose sum is σ = 618992640. Its totient is φ = 463071408.

The previous prime is 540934249. The next prime is 540934291. The reversal of 540934261 is 162439045.

It is a happy number.

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 540934261 - 2⁷ = 540934133 is a prime.

It is a super-2 number, since 2×540934261² = 585219749447232242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540934201) by changing a digit.

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, 42901 + ... + 54058.

It is an arithmetic number, because the mean of its divisors is an integer number (77374080).

Almost surely, 2^540934261 is an apocalyptic number.

It is an amenable number.

540934261 is a deficient number, since it is larger than the sum of its proper divisors (78058379).

540934261 is an equidigital number, since it uses as much as digits as its factorization.

540934261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97763.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 540934261 is about 23257.9934861114. The cubic root of 540934261 is about 814.7946393143.

The spelling of 540934261 in words is "five hundred forty million, nine hundred thirty-four thousand, two hundred sixty-one".