1025112105313 has 2 divisors, whose sum is σ = 1025112105314. Its totient is φ = 1025112105312.

The previous prime is 1025112105229. The next prime is 1025112105379. The reversal of 1025112105313 is 3135012115201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 942048830464 + 83063274849 = 970592^2 + 288207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1025112105313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1025112195313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512556052656 + 512556052657.

It is an arithmetic number, because the mean of its divisors is an integer number (512556052657).

Almost surely, 2^{1025112105313} is an apocalyptic number.

It is an amenable number.

1025112105313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025112105313 is an equidigital number, since it uses as much as digits as its factorization.

1025112105313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 1025112105313 in words is "one trillion, twenty-five billion, one hundred twelve million, one hundred five thousand, three hundred thirteen".