384306220453 has 2 divisors, whose sum is σ = 384306220454. Its totient is φ = 384306220452.

The previous prime is 384306220411. The next prime is 384306220483. The reversal of 384306220453 is 354022603483.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 384303286084 + 2934369 = 619922^2 + 1713^2 .

It is a cyclic number.

It is not a de Polignac number, because 384306220453 - 2¹³ = 384306212261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (384306220483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192153110226 + 192153110227.

It is an arithmetic number, because the mean of its divisors is an integer number (192153110227).

Almost surely, 2^384306220453 is an apocalyptic number.

It is an amenable number.

384306220453 is a deficient number, since it is larger than the sum of its proper divisors (1).

384306220453 is an equidigital number, since it uses as much as digits as its factorization.

384306220453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 384306220453 in words is "three hundred eighty-four billion, three hundred six million, two hundred twenty thousand, four hundred fifty-three".