6348121 has 4 divisors (see below), whose sum is σ = 6836452. Its totient is φ = 5859792.

The previous prime is 6348119. The next prime is 6348137. The reversal of 6348121 is 1218436.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2088025 + 4260096 = 1445^2 + 2064^2 .

It is a cyclic number.

It is not a de Polignac number, because 6348121 - 2¹ = 6348119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6348101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244146 + ... + 244171.

It is an arithmetic number, because the mean of its divisors is an integer number (1709113).

Almost surely, 2^6348121 is an apocalyptic number.

It is an amenable number.

6348121 is a deficient number, since it is larger than the sum of its proper divisors (488331).

6348121 is a wasteful number, since it uses less digits than its factorization.

6348121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488330.

The product of its digits is 1152, while the sum is 25.

The square root of 6348121 is about 2519.5477768838. The cubic root of 6348121 is about 185.1605229592.

It can be divided in two parts, 63 and 48121, that added together give a palindrome (48184).

The spelling of 6348121 in words is "six million, three hundred forty-eight thousand, one hundred twenty-one".