5386897991 has 2 divisors, whose sum is σ = 5386897992. Its totient is φ = 5386897990.

The previous prime is 5386897963. The next prime is 5386898003. The reversal of 5386897991 is 1997986835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5386897991 - 2¹⁴ = 5386881607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5386897921) 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, 2693448995 + 2693448996.

It is an arithmetic number, because the mean of its divisors is an integer number (2693448996).

Almost surely, 2^5386897991 is an apocalyptic number.

5386897991 is a deficient number, since it is larger than the sum of its proper divisors (1).

5386897991 is an equidigital number, since it uses as much as digits as its factorization.

5386897991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29393280, while the sum is 65.

The square root of 5386897991 is about 73395.4902633670. The cubic root of 5386897991 is about 1752.9905861577.

The spelling of 5386897991 in words is "five billion, three hundred eighty-six million, eight hundred ninety-seven thousand, nine hundred ninety-one".