5091015 has 16 divisors (see below), whose sum is σ = 8366688. Its totient is φ = 2641536.

The previous prime is 5091013. The next prime is 5091019. The reversal of 5091015 is 5101905.

It is a happy number.

It is not a de Polignac number, because 5091015 - 2¹ = 5091013 is a prime.

5091015 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5090982 and 5091000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5091013) 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, 4032 + ... + 5141.

It is an arithmetic number, because the mean of its divisors is an integer number (522918).

Almost surely, 2^5091015 is an apocalyptic number.

5091015 is a deficient number, since it is larger than the sum of its proper divisors (3275673).

5091015 is a wasteful number, since it uses less digits than its factorization.

5091015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9218.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 5091015 is about 2256.3277687428. The cubic root of 5091015 is about 172.0289184295.

The spelling of 5091015 in words is "five million, ninety-one thousand, fifteen".