540401347 has 4 divisors (see below), whose sum is σ = 551899296. Its totient is φ = 528903400.

The previous prime is 540401291. The next prime is 540401357. The reversal of 540401347 is 743104045.

540401347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 540401347 - 2²⁷ = 406183619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540401357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5748904 + ... + 5748997.

It is an arithmetic number, because the mean of its divisors is an integer number (137974824).

Almost surely, 2^540401347 is an apocalyptic number.

540401347 is a deficient number, since it is larger than the sum of its proper divisors (11497949).

540401347 is a wasteful number, since it uses less digits than its factorization.

540401347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11497948.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 540401347 is about 23246.5340857514. The cubic root of 540401347 is about 814.5269800857.

The spelling of 540401347 in words is "five hundred forty million, four hundred one thousand, three hundred forty-seven".