451223411 has 2 divisors, whose sum is σ = 451223412. Its totient is φ = 451223410.

The previous prime is 451223371. The next prime is 451223449. The reversal of 451223411 is 114322154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 451223411 - 2⁶ = 451223347 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (451226411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225611705 + 225611706.

It is an arithmetic number, because the mean of its divisors is an integer number (225611706).

Almost surely, 2^451223411 is an apocalyptic number.

451223411 is a deficient number, since it is larger than the sum of its proper divisors (1).

451223411 is an equidigital number, since it uses as much as digits as its factorization.

451223411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 23.

The square root of 451223411 is about 21242.0199369081. The cubic root of 451223411 is about 767.0032568888.

Adding to 451223411 its reverse (114322154), we get a palindrome (565545565).

The spelling of 451223411 in words is "four hundred fifty-one million, two hundred twenty-three thousand, four hundred eleven".