5099121 has 12 divisors (see below), whose sum is σ = 7387380. Its totient is φ = 3389280.

The previous prime is 5099113. The next prime is 5099131. The reversal of 5099121 is 1219905.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3744225 + 1354896 = 1935^2 + 1164^2 .

It is not a de Polignac number, because 5099121 - 2³ = 5099113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5099131) 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 11 ways as a sum of consecutive naturals, for example, 3535 + ... + 4763.

It is an arithmetic number, because the mean of its divisors is an integer number (615615).

Almost surely, 2^5099121 is an apocalyptic number.

It is an amenable number.

5099121 is a deficient number, since it is larger than the sum of its proper divisors (2288259).

5099121 is a wasteful number, since it uses less digits than its factorization.

5099121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696 (or 1693 counting only the distinct ones).

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

The square root of 5099121 is about 2258.1233358699. The cubic root of 5099121 is about 172.1201724636.

The spelling of 5099121 in words is "five million, ninety-nine thousand, one hundred twenty-one".