245310454531393 has 2 divisors, whose sum is σ = 245310454531394. Its totient is φ = 245310454531392.

The previous prime is 245310454531367. The next prime is 245310454531463. The reversal of 245310454531393 is 393135454013542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189298881339649 + 56011573191744 = 13758593^2 + 7484088^2 .

It is a cyclic number.

It is not a de Polignac number, because 245310454531393 - 2³⁷ = 245173015577921 is a prime.

It is a super-3 number, since 3×245310454531393³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245310454531393.

It is not a weakly prime, because it can be changed into another prime (245310454531993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122655227265696 + 122655227265697.

It is an arithmetic number, because the mean of its divisors is an integer number (122655227265697).

Almost surely, 2^{245310454531393} is an apocalyptic number.

It is an amenable number.

245310454531393 is a deficient number, since it is larger than the sum of its proper divisors (1).

245310454531393 is an equidigital number, since it uses as much as digits as its factorization.

245310454531393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664000, while the sum is 52.

The spelling of 245310454531393 in words is "two hundred forty-five trillion, three hundred ten billion, four hundred fifty-four million, five hundred thirty-one thousand, three hundred ninety-three".