450250123 has 2 divisors, whose sum is σ = 450250124. Its totient is φ = 450250122.

The previous prime is 450250109. The next prime is 450250127. The reversal of 450250123 is 321052054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450250123 - 2¹⁷ = 450119051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 450250094 and 450250103.

It is not a weakly prime, because it can be changed into another prime (450250127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225125061 + 225125062.

It is an arithmetic number, because the mean of its divisors is an integer number (225125062).

Almost surely, 2^450250123 is an apocalyptic number.

450250123 is a deficient number, since it is larger than the sum of its proper divisors (1).

450250123 is an equidigital number, since it uses as much as digits as its factorization.

450250123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 450250123 is about 21219.0980722556. The cubic root of 450250123 is about 766.4513850698.

The spelling of 450250123 in words is "four hundred fifty million, two hundred fifty thousand, one hundred twenty-three".