310455345221053 has 2 divisors, whose sum is σ = 310455345221054. Its totient is φ = 310455345221052.

The previous prime is 310455345220997. The next prime is 310455345221083. The reversal of 310455345221053 is 350122543554013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196238716641529 + 114216628579524 = 14008523^2 + 10687218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-310455345221053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (310455345221083) 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, 155227672610526 + 155227672610527.

It is an arithmetic number, because the mean of its divisors is an integer number (155227672610527).

Almost surely, 2^{310455345221053} is an apocalyptic number.

It is an amenable number.

310455345221053 is a deficient number, since it is larger than the sum of its proper divisors (1).

310455345221053 is an equidigital number, since it uses as much as digits as its factorization.

310455345221053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 310455345221053 its reverse (350122543554013), we get a palindrome (660577888775066).

The spelling of 310455345221053 in words is "three hundred ten trillion, four hundred fifty-five billion, three hundred forty-five million, two hundred twenty-one thousand, fifty-three".