4502121 has 16 divisors (see below), whose sum is σ = 6504960. Its totient is φ = 2753280.

The previous prime is 4502117. The next prime is 4502137. The reversal of 4502121 is 1212054.

It is not a de Polignac number, because 4502121 - 2² = 4502117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4502121.

It is not an unprimeable number, because it can be changed into a prime (4502101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9160 + ... + 9638.

It is an arithmetic number, because the mean of its divisors is an integer number (406560).

Almost surely, 2^4502121 is an apocalyptic number.

It is an amenable number.

4502121 is a deficient number, since it is larger than the sum of its proper divisors (2002839).

4502121 is a wasteful number, since it uses less digits than its factorization.

4502121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 4502121 is about 2121.8202091601. The cubic root of 4502121 is about 165.1222968435.

Adding to 4502121 its reverse (1212054), we get a palindrome (5714175).

The spelling of 4502121 in words is "four million, five hundred two thousand, one hundred twenty-one".