450355501 has 2 divisors, whose sum is σ = 450355502. Its totient is φ = 450355500.

The previous prime is 450355463. The next prime is 450355513. The reversal of 450355501 is 105553054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449864100 + 491401 = 21210^2 + 701^2 .

It is a cyclic number.

It is not a de Polignac number, because 450355501 - 2¹³ = 450347309 is a prime.

It is a super-2 number, since 2×450355501² = 405640154561922002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 450355501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450355541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225177750 + 225177751.

It is an arithmetic number, because the mean of its divisors is an integer number (225177751).

Almost surely, 2^450355501 is an apocalyptic number.

It is an amenable number.

450355501 is a deficient number, since it is larger than the sum of its proper divisors (1).

450355501 is an equidigital number, since it uses as much as digits as its factorization.

450355501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 450355501 is about 21221.5810202727. The cubic root of 450355501 is about 766.5111746621.

The spelling of 450355501 in words is "four hundred fifty million, three hundred fifty-five thousand, five hundred one".