540518001 has 12 divisors (see below), whose sum is σ = 736359792. Its totient is φ = 352674088.

The previous prime is 540517997. The next prime is 540518053. The reversal of 540518001 is 100815045.

It is not a de Polignac number, because 540518001 - 2² = 540517997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540518071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34155 + ... + 47408.

It is an arithmetic number, because the mean of its divisors is an integer number (61363316).

Almost surely, 2^540518001 is an apocalyptic number.

It is an amenable number.

540518001 is a deficient number, since it is larger than the sum of its proper divisors (195841791).

540518001 is an equidigital number, since it uses as much as digits as its factorization.

540518001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81660 (or 81613 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 540518001 is about 23249.0430125629. The cubic root of 540518001 is about 814.5855852901.

The spelling of 540518001 in words is "five hundred forty million, five hundred eighteen thousand, one".