1395375903793 has 2 divisors, whose sum is σ = 1395375903794. Its totient is φ = 1395375903792.

The previous prime is 1395375903739. The next prime is 1395375903839. The reversal of 1395375903793 is 3973095735931.

Together with previous prime (1395375903739) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 859212201969 + 536163701824 = 926937^2 + 732232^2 .

It is a cyclic number.

It is not a de Polignac number, because 1395375903793 - 2⁹ = 1395375903281 is a prime.

It is a super-2 number, since 2×1395375903793² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1395375901793) 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, 697687951896 + 697687951897.

It is an arithmetic number, because the mean of its divisors is an integer number (697687951897).

Almost surely, 2^{1395375903793} is an apocalyptic number.

It is an amenable number.

1395375903793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1395375903793 is an equidigital number, since it uses as much as digits as its factorization.

1395375903793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72335025, while the sum is 64.

The spelling of 1395375903793 in words is "one trillion, three hundred ninety-five billion, three hundred seventy-five million, nine hundred three thousand, seven hundred ninety-three".