5491953 has 6 divisors (see below), whose sum is σ = 7932834. Its totient is φ = 3661296.

The previous prime is 5491951. The next prime is 5491957. The reversal of 5491953 is 3591945.

It can be written as a sum of positive squares in only one way, i.e., 5489649 + 2304 = 2343^2 + 48^2 .

It is not a de Polignac number, because 5491953 - 2¹ = 5491951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5491951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305100 + ... + 305117.

It is an arithmetic number, because the mean of its divisors is an integer number (1322139).

Almost surely, 2^5491953 is an apocalyptic number.

It is an amenable number.

5491953 is a deficient number, since it is larger than the sum of its proper divisors (2440881).

5491953 is a wasteful number, since it uses less digits than its factorization.

5491953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610223 (or 610220 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 5491953 is about 2343.4916257585. The cubic root of 5491953 is about 176.4312877385.

The spelling of 5491953 in words is "five million, four hundred ninety-one thousand, nine hundred fifty-three".