5091323 has 2 divisors, whose sum is σ = 5091324. Its totient is φ = 5091322.

The previous prime is 5091301. The next prime is 5091341. The reversal of 5091323 is 3231905.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5091323 - 2¹² = 5087227 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 5³ + 0 + 9 + 1 + 3¹¹ + 2¹⁷ + 3¹⁴ .

It is not a weakly prime, because it can be changed into another prime (5091343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2545661 + 2545662.

It is an arithmetic number, because the mean of its divisors is an integer number (2545662).

Almost surely, 2^5091323 is an apocalyptic number.

5091323 is a deficient number, since it is larger than the sum of its proper divisors (1).

5091323 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 13 representation: 5091323 = (1093523)₁₃.

5091323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 5091323 is about 2256.3960202057. The cubic root of 5091323 is about 172.0323875373.

The spelling of 5091323 in words is "five million, ninety-one thousand, three hundred twenty-three".