5245540001 has 16 divisors (see below), whose sum is σ = 5691416640. Its totient is φ = 4805801280.

The previous prime is 5245539989. The next prime is 5245540021. The reversal of 5245540001 is 1000455425.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5245540001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5245540021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2310695 + ... + 2312963.

It is an arithmetic number, because the mean of its divisors is an integer number (355713540).

Almost surely, 2^5245540001 is an apocalyptic number.

It is an amenable number.

5245540001 is a deficient number, since it is larger than the sum of its proper divisors (445876639).

5245540001 is a wasteful number, since it uses less digits than its factorization.

5245540001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 5245540001 is about 72426.1002746938. The cubic root of 5245540001 is about 1737.5210218874.

Adding to 5245540001 its reverse (1000455425), we get a palindrome (6245995426).

The spelling of 5245540001 in words is "five billion, two hundred forty-five million, five hundred forty thousand, one".