452311121 has 2 divisors, whose sum is σ = 452311122. Its totient is φ = 452311120.

The previous prime is 452311099. The next prime is 452311141. The reversal of 452311121 is 121113254.

It is an a-pointer prime, because the next prime (452311141) can be obtained adding 452311121 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236544400 + 215766721 = 15380^2 + 14689^2 .

It is a cyclic number.

It is not a de Polignac number, because 452311121 - 2¹⁰ = 452310097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 452311093 and 452311102.

It is not a weakly prime, because it can be changed into another prime (452311141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226155560 + 226155561.

It is an arithmetic number, because the mean of its divisors is an integer number (226155561).

Almost surely, 2^452311121 is an apocalyptic number.

It is an amenable number.

452311121 is a deficient number, since it is larger than the sum of its proper divisors (1).

452311121 is an equidigital number, since it uses as much as digits as its factorization.

452311121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 240, while the sum is 20.

The square root of 452311121 is about 21267.6073172325. The cubic root of 452311121 is about 767.6190698281.

Adding to 452311121 its reverse (121113254), we get a palindrome (573424375).

The spelling of 452311121 in words is "four hundred fifty-two million, three hundred eleven thousand, one hundred twenty-one".