514091 has 4 divisors (see below), whose sum is σ = 521832. Its totient is φ = 506352.

The previous prime is 514081. The next prime is 514093. The reversal of 514091 is 190415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190415 = 5 ⋅38083.

It is a cyclic number.

It is not a de Polignac number, because 514091 - 2¹⁰ = 513067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (514093) 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 in 3 ways as a sum of consecutive naturals, for example, 3770 + ... + 3903.

It is an arithmetic number, because the mean of its divisors is an integer number (130458).

2⁵¹⁴⁰⁹¹ is an apocalyptic number.

514091 is a deficient number, since it is larger than the sum of its proper divisors (7741).

514091 is an equidigital number, since it uses as much as digits as its factorization.

514091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7740.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 514091 is about 717.0013946988. The cubic root of 514091 is about 80.1087583283.

The spelling of 514091 in words is "five hundred fourteen thousand, ninety-one".