452111121 has 48 divisors (see below), whose sum is σ = 816566400. Its totient is φ = 234178560.

The previous prime is 452111117. The next prime is 452111171. The reversal of 452111121 is 121111254.

It is not a de Polignac number, because 452111121 - 2² = 452111117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 452111094 and 452111103.

It is not an unprimeable number, because it can be changed into a prime (452111111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 310431 + ... + 311883.

It is an arithmetic number, because the mean of its divisors is an integer number (17011800).

Almost surely, 2^452111121 is an apocalyptic number.

It is an amenable number.

452111121 is a deficient number, since it is larger than the sum of its proper divisors (364455279).

452111121 is a wasteful number, since it uses less digits than its factorization.

452111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1926 (or 1923 counting only the distinct ones).

The product of its digits is 80, while the sum is 18.

The square root of 452111121 is about 21262.9048109613. The cubic root of 452111121 is about 767.5059128731.

Adding to 452111121 its reverse (121111254), we get a palindrome (573222375).

It can be divided in two parts, 4 and 52111121, that added together give a palindrome (52111125).

The spelling of 452111121 in words is "four hundred fifty-two million, one hundred eleven thousand, one hundred twenty-one".