5591013 has 4 divisors (see below), whose sum is σ = 7454688. Its totient is φ = 3727340.

The previous prime is 5591009. The next prime is 5591021. The reversal of 5591013 is 3101955.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5591013 - 2² = 5591009 is a prime.

It is a D-number.

5591013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5591213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931833 + ... + 931838.

It is an arithmetic number, because the mean of its divisors is an integer number (1863672).

Almost surely, 2^5591013 is an apocalyptic number.

It is an amenable number.

5591013 is a deficient number, since it is larger than the sum of its proper divisors (1863675).

5591013 is a wasteful number, since it uses less digits than its factorization.

5591013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863674.

The product of its (nonzero) digits is 675, while the sum is 24.

The square root of 5591013 is about 2364.5323004772. The cubic root of 5591013 is about 177.4857543285.

Adding to 5591013 its reverse (3101955), we get a palindrome (8692968).

The spelling of 5591013 in words is "five million, five hundred ninety-one thousand, thirteen".