450111125311 has 2 divisors, whose sum is σ = 450111125312. Its totient is φ = 450111125310.

The previous prime is 450111125297. The next prime is 450111125369. The reversal of 450111125311 is 113521111054.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450111125311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450111125111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225055562655 + 225055562656.

It is an arithmetic number, because the mean of its divisors is an integer number (225055562656).

Almost surely, 2^450111125311 is an apocalyptic number.

450111125311 is a deficient number, since it is larger than the sum of its proper divisors (1).

450111125311 is an equidigital number, since it uses as much as digits as its factorization.

450111125311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 25.

Adding to 450111125311 its reverse (113521111054), we get a palindrome (563632236365).

The spelling of 450111125311 in words is "four hundred fifty billion, one hundred eleven million, one hundred twenty-five thousand, three hundred eleven".