7122107 has 2 divisors, whose sum is σ = 7122108. Its totient is φ = 7122106.

The previous prime is 7122103. The next prime is 7122109. The reversal of 7122107 is 7012217.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7122107 - 2² = 7122103 is a prime.

Together with 7122109, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (7122103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3561053 + 3561054.

It is an arithmetic number, because the mean of its divisors is an integer number (3561054).

Almost surely, 2^7122107 is an apocalyptic number.

7122107 is a deficient number, since it is larger than the sum of its proper divisors (1).

7122107 is an equidigital number, since it uses as much as digits as its factorization.

7122107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 7122107 is about 2668.7275994376. The cubic root of 7122107 is about 192.3990092632.

It can be divided in two parts, 712210 and 7, that added together give a palindrome (712217).

The spelling of 7122107 in words is "seven million, one hundred twenty-two thousand, one hundred seven".