540351747 has 12 divisors (see below), whose sum is σ = 840547344. Its totient is φ = 332524080.

The previous prime is 540351743. The next prime is 540351761. The reversal of 540351747 is 747153045.

It is a happy number.

It is not a de Polignac number, because 540351747 - 2² = 540351743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540351743) 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 11 ways as a sum of consecutive naturals, for example, 2309079 + ... + 2309312.

It is an arithmetic number, because the mean of its divisors is an integer number (70045612).

Almost surely, 2^540351747 is an apocalyptic number.

540351747 is a deficient number, since it is larger than the sum of its proper divisors (300195597).

540351747 is a wasteful number, since it uses less digits than its factorization.

540351747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4618410 (or 4618407 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 540351747 is about 23245.4672355709. The cubic root of 540351747 is about 814.5020592409.

The spelling of 540351747 in words is "five hundred forty million, three hundred fifty-one thousand, seven hundred forty-seven".