5245540541 has 4 divisors (see below), whose sum is σ = 5245909152. Its totient is φ = 5245171932.

The previous prime is 5245540537. The next prime is 5245540583. The reversal of 5245540541 is 1450455425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5245540541 - 2² = 5245540537 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 (5245540441) 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, 162065 + ... + 191718.

It is an arithmetic number, because the mean of its divisors is an integer number (1311477288).

Almost surely, 2^5245540541 is an apocalyptic number.

It is an amenable number.

5245540541 is a deficient number, since it is larger than the sum of its proper divisors (368611).

5245540541 is a wasteful number, since it uses less digits than its factorization.

5245540541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368610.

The product of its (nonzero) digits is 80000, while the sum is 35.

The square root of 5245540541 is about 72426.1040026315. The cubic root of 5245540541 is about 1737.5210815102.

Adding to 5245540541 its reverse (1450455425), we get a palindrome (6695995966).

The spelling of 5245540541 in words is "five billion, two hundred forty-five million, five hundred forty thousand, five hundred forty-one".