540923399 has 8 divisors (see below), whose sum is σ = 565866000. Its totient is φ = 516400192.

The previous prime is 540923393. The next prime is 540923431. The reversal of 540923399 is 993329045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540923399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540923393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102209 + ... + 107370.

It is an arithmetic number, because the mean of its divisors is an integer number (70733250).

Almost surely, 2^540923399 is an apocalyptic number.

540923399 is a deficient number, since it is larger than the sum of its proper divisors (24942601).

540923399 is a wasteful number, since it uses less digits than its factorization.

540923399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209697.

The product of its (nonzero) digits is 262440, while the sum is 44.

The square root of 540923399 is about 23257.7599738238. The cubic root of 540923399 is about 814.7891855656.

The spelling of 540923399 in words is "five hundred forty million, nine hundred twenty-three thousand, three hundred ninety-nine".