7063121 has 8 divisors (see below), whose sum is σ = 7635264. Its totient is φ = 6495120.

The previous prime is 7063103. The next prime is 7063123. The reversal of 7063121 is 1213607.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 7063121 - 2¹⁴ = 7046737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7063093 and 7063102.

It is not an unprimeable number, because it can be changed into a prime (7063123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3170 + ... + 4916.

It is an arithmetic number, because the mean of its divisors is an integer number (954408).

Almost surely, 2^7063121 is an apocalyptic number.

It is an amenable number.

7063121 is a deficient number, since it is larger than the sum of its proper divisors (572143).

7063121 is a wasteful number, since it uses less digits than its factorization.

7063121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 7063121 is about 2657.6532881473. The cubic root of 7063121 is about 191.8663801933.

Adding to 7063121 its reverse (1213607), we get a palindrome (8276728).

The spelling of 7063121 in words is "seven million, sixty-three thousand, one hundred twenty-one".