1450297884869 has 2 divisors, whose sum is σ = 1450297884870. Its totient is φ = 1450297884868.

The previous prime is 1450297884851. The next prime is 1450297884877. The reversal of 1450297884869 is 9684887920541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1302120621025 + 148177263844 = 1141105^2 + 384938^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450297884869 - 2²⁰ = 1450296836293 is a prime.

It is a super-2 number, since 2×1450297884869² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1450297883869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725148942434 + 725148942435.

It is an arithmetic number, because the mean of its divisors is an integer number (725148942435).

Almost surely, 2^{1450297884869} is an apocalyptic number.

It is an amenable number.

1450297884869 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450297884869 is an equidigital number, since it uses as much as digits as its factorization.

1450297884869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 278691840, while the sum is 71.

The spelling of 1450297884869 in words is "one trillion, four hundred fifty billion, two hundred ninety-seven million, eight hundred eighty-four thousand, eight hundred sixty-nine".