5091471 has 64 divisors (see below), whose sum is σ = 9830400. Its totient is φ = 2527200.

The previous prime is 5091467. The next prime is 5091473. The reversal of 5091471 is 1741905.

It is not a de Polignac number, because 5091471 - 2² = 5091467 is a prime.

It is a super-3 number, since 3×5091471³ (a number of 21 digits) contains 333 as substring.

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

5091471 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5091473) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64410 + ... + 64488.

It is an arithmetic number, because the mean of its divisors is an integer number (153600).

Almost surely, 2^5091471 is an apocalyptic number.

5091471 is a deficient number, since it is larger than the sum of its proper divisors (4738929).

5091471 is a wasteful number, since it uses less digits than its factorization.

5091471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 131 counting only the distinct ones).

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

The square root of 5091471 is about 2256.4288156288. The cubic root of 5091471 is about 172.0340544613.

The spelling of 5091471 in words is "five million, ninety-one thousand, four hundred seventy-one".