7121452 has 12 divisors (see below), whose sum is σ = 13421296. Its totient is φ = 3286800.

The previous prime is 7121441. The next prime is 7121473. The reversal of 7121452 is 2541217.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68424 + ... + 68527.

Almost surely, 2^7121452 is an apocalyptic number.

It is an amenable number.

7121452 is a deficient number, since it is larger than the sum of its proper divisors (6299844).

7121452 is a wasteful number, since it uses less digits than its factorization.

7121452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136968 (or 136966 counting only the distinct ones).

The product of its digits is 560, while the sum is 22.

The square root of 7121452 is about 2668.6048789583. The cubic root of 7121452 is about 192.3931109519.

Adding to 7121452 its reverse (2541217), we get a palindrome (9662669).

The spelling of 7121452 in words is "seven million, one hundred twenty-one thousand, four hundred fifty-two".