5091147 has 16 divisors (see below), whose sum is σ = 7589280. Its totient is φ = 3373056.

The previous prime is 5091113. The next prime is 5091173. The reversal of 5091147 is 7411905.

It is not a de Polignac number, because 5091147 - 2⁷ = 5091019 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5091147.

It is not an unprimeable number, because it can be changed into a prime (5091547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4723 + ... + 5699.

It is an arithmetic number, because the mean of its divisors is an integer number (474330).

Almost surely, 2^5091147 is an apocalyptic number.

5091147 is a deficient number, since it is larger than the sum of its proper divisors (2498133).

5091147 is a wasteful number, since it uses less digits than its factorization.

5091147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179 (or 1173 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 5091147 is about 2256.3570196226. The cubic root of 5091147 is about 172.0304052071.

The spelling of 5091147 in words is "five million, ninety-one thousand, one hundred forty-seven".