5560991 has 4 divisors (see below), whose sum is σ = 5579184. Its totient is φ = 5542800.

The previous prime is 5560957. The next prime is 5561029. The reversal of 5560991 is 1990655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5560991 - 2¹⁴ = 5544607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5560931) 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, 8630 + ... + 9251.

It is an arithmetic number, because the mean of its divisors is an integer number (1394796).

Almost surely, 2^5560991 is an apocalyptic number.

5560991 is a deficient number, since it is larger than the sum of its proper divisors (18193).

5560991 is a wasteful number, since it uses less digits than its factorization.

5560991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18192.

The product of its (nonzero) digits is 12150, while the sum is 35.

The square root of 5560991 is about 2358.1753539548. The cubic root of 5560991 is about 177.1675029197.

The spelling of 5560991 in words is "five million, five hundred sixty thousand, nine hundred ninety-one".