450213079 has 2 divisors, whose sum is σ = 450213080. Its totient is φ = 450213078.

The previous prime is 450213019. The next prime is 450213083. The reversal of 450213079 is 970312054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450213079 - 2¹¹ = 450211031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450213079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450213019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225106539 + 225106540.

It is an arithmetic number, because the mean of its divisors is an integer number (225106540).

Almost surely, 2^450213079 is an apocalyptic number.

450213079 is a deficient number, since it is larger than the sum of its proper divisors (1).

450213079 is an equidigital number, since it uses as much as digits as its factorization.

450213079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 450213079 is about 21218.2251614031. The cubic root of 450213079 is about 766.4303647507.

The spelling of 450213079 in words is "four hundred fifty million, two hundred thirteen thousand, seventy-nine".