5486478131 has 2 divisors, whose sum is σ = 5486478132. Its totient is φ = 5486478130.

The previous prime is 5486478113. The next prime is 5486478139. The reversal of 5486478131 is 1318746845.

Together with previous prime (5486478113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5486478131 - 2²² = 5482283827 is a prime.

It is a super-2 number, since 2×5486478131² = 60202884563882506322, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5486478139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2743239065 + 2743239066.

It is an arithmetic number, because the mean of its divisors is an integer number (2743239066).

Almost surely, 2^5486478131 is an apocalyptic number.

5486478131 is a deficient number, since it is larger than the sum of its proper divisors (1).

5486478131 is an equidigital number, since it uses as much as digits as its factorization.

5486478131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 645120, while the sum is 47.

The square root of 5486478131 is about 74070.7643473456. The cubic root of 5486478131 is about 1763.7264076032.

The spelling of 5486478131 in words is "five billion, four hundred eighty-six million, four hundred seventy-eight thousand, one hundred thirty-one".