5120491 has 2 divisors, whose sum is σ = 5120492. Its totient is φ = 5120490.

The previous prime is 5120477. The next prime is 5120503. The reversal of 5120491 is 1940215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5120491 - 2⁵ = 5120459 is a prime.

It is not a weakly prime, because it can be changed into another prime (5120411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560245 + 2560246.

It is an arithmetic number, because the mean of its divisors is an integer number (2560246).

Almost surely, 2^5120491 is an apocalyptic number.

5120491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5120491 is an equidigital number, since it uses as much as digits as its factorization.

5120491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 5120491 is about 2262.8501938926. The cubic root of 5120491 is about 172.3602845443.

It can be divided in two parts, 51204 and 91, that multiplied together give a palindrome (4659564).

The spelling of 5120491 in words is "five million, one hundred twenty thousand, four hundred ninety-one".