5091291 has 12 divisors (see below), whose sum is σ = 7375680. Its totient is φ = 3384240.

The previous prime is 5091271. The next prime is 5091301. The reversal of 5091291 is 1921905.

It is a happy number.

5091291 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5091291 - 2⁶ = 5091227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5091241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3721 + ... + 4901.

It is an arithmetic number, because the mean of its divisors is an integer number (614640).

Almost surely, 2^5091291 is an apocalyptic number.

5091291 is a deficient number, since it is larger than the sum of its proper divisors (2284389).

5091291 is a wasteful number, since it uses less digits than its factorization.

5091291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666 (or 1663 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 5091291 is about 2256.3889292407. The cubic root of 5091291 is about 172.0320271170.

The spelling of 5091291 in words is "five million, ninety-one thousand, two hundred ninety-one".