540320917403 has 4 divisors (see below), whose sum is σ = 557750624448. Its totient is φ = 522891210360.

The previous prime is 540320917387. The next prime is 540320917427. The reversal of 540320917403 is 304719023045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304719023045 = 5 ⋅60943804609.

It is a cyclic number.

It is not a de Polignac number, because 540320917403 - 2⁴ = 540320917387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540320917603) 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, 8714853476 + ... + 8714853537.

It is an arithmetic number, because the mean of its divisors is an integer number (139437656112).

Almost surely, 2^540320917403 is an apocalyptic number.

540320917403 is a deficient number, since it is larger than the sum of its proper divisors (17429707045).

540320917403 is a wasteful number, since it uses less digits than its factorization.

540320917403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17429707044.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 540320917403 in words is "five hundred forty billion, three hundred twenty million, nine hundred seventeen thousand, four hundred three".