5603391 has 32 divisors (see below), whose sum is σ = 8755200. Its totient is φ = 3538080.

The previous prime is 5603383. The next prime is 5603419. The reversal of 5603391 is 1933065.

It is not a de Polignac number, because 5603391 - 2³ = 5603383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5603341) 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 31 ways as a sum of consecutive naturals, for example, 70890 + ... + 70968.

It is an arithmetic number, because the mean of its divisors is an integer number (273600).

Almost surely, 2^5603391 is an apocalyptic number.

5603391 is a deficient number, since it is larger than the sum of its proper divisors (3151809).

5603391 is a wasteful number, since it uses less digits than its factorization.

5603391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 5603391 is about 2367.1482843286. The cubic root of 5603391 is about 177.6166369550.

The spelling of 5603391 in words is "five million, six hundred three thousand, three hundred ninety-one".