5380849091 has 2 divisors, whose sum is σ = 5380849092. Its totient is φ = 5380849090.

The previous prime is 5380849079. The next prime is 5380849139. The reversal of 5380849091 is 1909480835.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5380849091 is a prime.

It is not a weakly prime, because it can be changed into another prime (5380849031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2690424545 + 2690424546.

It is an arithmetic number, because the mean of its divisors is an integer number (2690424546).

Almost surely, 2^5380849091 is an apocalyptic number.

5380849091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5380849091 is an equidigital number, since it uses as much as digits as its factorization.

5380849091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 5380849091 is about 73354.2711162752. The cubic root of 5380849091 is about 1752.3342012171.

The spelling of 5380849091 in words is "five billion, three hundred eighty million, eight hundred forty-nine thousand, ninety-one".