7122099 has 16 divisors (see below), whose sum is σ = 10197792. Its totient is φ = 4405248.

The previous prime is 7122091. The next prime is 7122103. The reversal of 7122099 is 9902217.

It is not a de Polignac number, because 7122099 - 2³ = 7122091 is a prime.

7122099 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7122091) 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 15 ways as a sum of consecutive naturals, for example, 2767 + ... + 4679.

It is an arithmetic number, because the mean of its divisors is an integer number (637362).

Almost surely, 2^7122099 is an apocalyptic number.

7122099 is a deficient number, since it is larger than the sum of its proper divisors (3075693).

7122099 is a wasteful number, since it uses less digits than its factorization.

7122099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 7122099 is about 2668.7261005956. The cubic root of 7122099 is about 192.3989372250.

The spelling of 7122099 in words is "seven million, one hundred twenty-two thousand, ninety-nine".