7152122 has 8 divisors (see below), whose sum is σ = 10989972. Its totient is φ = 3488800.

The previous prime is 7152097. The next prime is 7152139. The reversal of 7152122 is 2212517.

It can be written as a sum of positive squares in 2 ways, for example, as 7123561 + 28561 = 2669^2 + 169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 7152094 and 7152103.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 43529 + ... + 43692.

Almost surely, 2^7152122 is an apocalyptic number.

7152122 is a deficient number, since it is larger than the sum of its proper divisors (3837850).

7152122 is a wasteful number, since it uses less digits than its factorization.

7152122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87264.

The product of its digits is 280, while the sum is 20.

The square root of 7152122 is about 2674.3451534909. The cubic root of 7152122 is about 192.6689089243.

Adding to 7152122 its reverse (2212517), we get a palindrome (9364639).

The spelling of 7152122 in words is "seven million, one hundred fifty-two thousand, one hundred twenty-two".