450351269 has 2 divisors, whose sum is σ = 450351270. Its totient is φ = 450351268.

The previous prime is 450351197. The next prime is 450351283. The reversal of 450351269 is 962153054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399400225 + 50951044 = 19985^2 + 7138^2 .

It is a cyclic number.

It is not a de Polignac number, because 450351269 - 2²⁸ = 181915813 is a prime.

It is a super-2 number, since 2×450351269² = 405632530979820722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450351289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225175634 + 225175635.

It is an arithmetic number, because the mean of its divisors is an integer number (225175635).

Almost surely, 2^450351269 is an apocalyptic number.

It is an amenable number.

450351269 is a deficient number, since it is larger than the sum of its proper divisors (1).

450351269 is an equidigital number, since it uses as much as digits as its factorization.

450351269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 450351269 is about 21221.4813102196. The cubic root of 450351269 is about 766.5087736808.

The spelling of 450351269 in words is "four hundred fifty million, three hundred fifty-one thousand, two hundred sixty-nine".