1075123478347 has 2 divisors, whose sum is σ = 1075123478348. Its totient is φ = 1075123478346.

The previous prime is 1075123478269. The next prime is 1075123478381. The reversal of 1075123478347 is 7438743215701.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1075123478347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1075123478294 and 1075123478303.

It is not a weakly prime, because it can be changed into another prime (1075123476347) 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, 537561739173 + 537561739174.

It is an arithmetic number, because the mean of its divisors is an integer number (537561739174).

Almost surely, 2^{1075123478347} is an apocalyptic number.

1075123478347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075123478347 is an equidigital number, since it uses as much as digits as its factorization.

1075123478347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3951360, while the sum is 52.

The spelling of 1075123478347 in words is "one trillion, seventy-five billion, one hundred twenty-three million, four hundred seventy-eight thousand, three hundred forty-seven".