5278025531 has 2 divisors, whose sum is σ = 5278025532. Its totient is φ = 5278025530.

The previous prime is 5278025503. The next prime is 5278025537. The reversal of 5278025531 is 1355208725.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5278025531 is a prime.

It is a super-2 number, since 2×5278025531² = 55715107011775663922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5278025537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639012765 + 2639012766.

It is an arithmetic number, because the mean of its divisors is an integer number (2639012766).

Almost surely, 2^5278025531 is an apocalyptic number.

5278025531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5278025531 is an equidigital number, since it uses as much as digits as its factorization.

5278025531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 5278025531 is about 72650.0208602861. The cubic root of 5278025531 is about 1741.1004545126.

The spelling of 5278025531 in words is "five billion, two hundred seventy-eight million, twenty-five thousand, five hundred thirty-one".