5388891793 has 2 divisors, whose sum is σ = 5388891794. Its totient is φ = 5388891792.

The previous prime is 5388891787. The next prime is 5388891817. The reversal of 5388891793 is 3971988835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4786287489 + 602604304 = 69183^2 + 24548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5388891793 is a prime.

It is not a weakly prime, because it can be changed into another prime (5388891713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2694445896 + 2694445897.

It is an arithmetic number, because the mean of its divisors is an integer number (2694445897).

Almost surely, 2^5388891793 is an apocalyptic number.

It is an amenable number.

5388891793 is a deficient number, since it is larger than the sum of its proper divisors (1).

5388891793 is an equidigital number, since it uses as much as digits as its factorization.

5388891793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 61.

The square root of 5388891793 is about 73409.0715988154. The cubic root of 5388891793 is about 1753.2068321325.

The spelling of 5388891793 in words is "five billion, three hundred eighty-eight million, eight hundred ninety-one thousand, seven hundred ninety-three".