5580391 has 2 divisors, whose sum is σ = 5580392. Its totient is φ = 5580390.

The previous prime is 5580373. The next prime is 5580401. The reversal of 5580391 is 1930855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5580391 - 2⁵ = 5580359 is a prime.

It is a super-2 number, since 2×5580391² = 62281527425762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5580361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790195 + 2790196.

It is an arithmetic number, because the mean of its divisors is an integer number (2790196).

Almost surely, 2^5580391 is an apocalyptic number.

5580391 is a deficient number, since it is larger than the sum of its proper divisors (1).

5580391 is an equidigital number, since it uses as much as digits as its factorization.

5580391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 5580391 is about 2362.2851225032. The cubic root of 5580391 is about 177.3732852146.

The spelling of 5580391 in words is "five million, five hundred eighty thousand, three hundred ninety-one".