5486131397 has 2 divisors, whose sum is σ = 5486131398. Its totient is φ = 5486131396.

The previous prime is 5486131363. The next prime is 5486131457. The reversal of 5486131397 is 7931316845.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3815038756 + 1671092641 = 61766^2 + 40879^2 .

It is a cyclic number.

It is not a de Polignac number, because 5486131397 - 2¹⁰ = 5486130373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5486131337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2743065698 + 2743065699.

It is an arithmetic number, because the mean of its divisors is an integer number (2743065699).

Almost surely, 2^5486131397 is an apocalyptic number.

It is an amenable number.

5486131397 is a deficient number, since it is larger than the sum of its proper divisors (1).

5486131397 is an equidigital number, since it uses as much as digits as its factorization.

5486131397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The square root of 5486131397 is about 74068.4237512855. The cubic root of 5486131397 is about 1763.6892522076.

The spelling of 5486131397 in words is "five billion, four hundred eighty-six million, one hundred thirty-one thousand, three hundred ninety-seven".