540603523 has 8 divisors (see below), whose sum is σ = 593798400. Its totient is φ = 489882888.

The previous prime is 540603499. The next prime is 540603527. The reversal of 540603523 is 325306045.

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

It is a de Polignac number, because none of the positive numbers 2^k-540603523 is a prime.

It is a Duffinian number.

It is a zygodrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 540603491 and 540603500.

It is not an unprimeable number, because it can be changed into a prime (540603527) 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, 618103 + ... + 618976.

It is an arithmetic number, because the mean of its divisors is an integer number (74224800).

Almost surely, 2^540603523 is an apocalyptic number.

540603523 is a deficient number, since it is larger than the sum of its proper divisors (53194877).

540603523 is a wasteful number, since it uses less digits than its factorization.

540603523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237121.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 540603523 is about 23250.8821983167. The cubic root of 540603523 is about 814.6285448921.

Adding to 540603523 its reverse (325306045), we get a palindrome (865909568).

The spelling of 540603523 in words is "five hundred forty million, six hundred three thousand, five hundred twenty-three".