5240403551 has 2 divisors, whose sum is σ = 5240403552. Its totient is φ = 5240403550.

The previous prime is 5240403523. The next prime is 5240403557. The reversal of 5240403551 is 1553040425.

5240403551 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5240403551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5240403557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2620201775 + 2620201776.

It is an arithmetic number, because the mean of its divisors is an integer number (2620201776).

Almost surely, 2^5240403551 is an apocalyptic number.

5240403551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5240403551 is an equidigital number, since it uses as much as digits as its factorization.

5240403551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 5240403551 is about 72390.6316521689. The cubic root of 5240403551 is about 1736.9537079111.

Adding to 5240403551 its reverse (1553040425), we get a palindrome (6793443976).

The spelling of 5240403551 in words is "five billion, two hundred forty million, four hundred three thousand, five hundred fifty-one".