5400091 has 2 divisors, whose sum is σ = 5400092. Its totient is φ = 5400090.

The previous prime is 5400089. The next prime is 5400097. The reversal of 5400091 is 1900045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5400091 - 2¹ = 5400089 is a prime.

Together with 5400089, it forms a pair of twin primes.

5400091 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5400097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2700045 + 2700046.

It is an arithmetic number, because the mean of its divisors is an integer number (2700046).

Almost surely, 2^5400091 is an apocalyptic number.

5400091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5400091 is an equidigital number, since it uses as much as digits as its factorization.

5400091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 5400091 is about 2323.8095877244. The cubic root of 5400091 is about 175.4420497895.

The spelling of 5400091 in words is "five million, four hundred thousand, ninety-one".