1765612275113 has 2 divisors, whose sum is σ = 1765612275114. Its totient is φ = 1765612275112.

The previous prime is 1765612275029. The next prime is 1765612275121. The reversal of 1765612275113 is 3115722165671.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1126247317504 + 639364957609 = 1061248^2 + 799603^2 .

It is an emirp because it is prime and its reverse (3115722165671) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1765612275113 - 2⁴⁰ = 666100647337 is a prime.

It is not a weakly prime, because it can be changed into another prime (1765612275913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 882806137556 + 882806137557.

It is an arithmetic number, because the mean of its divisors is an integer number (882806137557).

Almost surely, 2^{1765612275113} is an apocalyptic number.

It is an amenable number.

1765612275113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1765612275113 is an equidigital number, since it uses as much as digits as its factorization.

1765612275113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 47.

The spelling of 1765612275113 in words is "one trillion, seven hundred sixty-five billion, six hundred twelve million, two hundred seventy-five thousand, one hundred thirteen".