452005121 has 8 divisors (see below), whose sum is σ = 463165824. Its totient is φ = 440874000.

The previous prime is 452005093. The next prime is 452005153. The reversal of 452005121 is 121500254.

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 452005121 - 2¹⁰ = 452004097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452005093 and 452005102.

It is not an unprimeable number, because it can be changed into a prime (452002121) 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, 25295 + ... + 39291.

It is an arithmetic number, because the mean of its divisors is an integer number (57895728).

Almost surely, 2^452005121 is an apocalyptic number.

It is an amenable number.

452005121 is a deficient number, since it is larger than the sum of its proper divisors (11160703).

452005121 is a wasteful number, since it uses less digits than its factorization.

452005121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14791.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 452005121 is about 21260.4120609174. The cubic root of 452005121 is about 767.4459261560.

Adding to 452005121 its reverse (121500254), we get a palindrome (573505375).

The spelling of 452005121 in words is "four hundred fifty-two million, five thousand, one hundred twenty-one".