2313103545661 has 2 divisors, whose sum is σ = 2313103545662. Its totient is φ = 2313103545660.

The previous prime is 2313103545601. The next prime is 2313103545703. The reversal of 2313103545661 is 1665453013132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2285645067225 + 27458478436 = 1511835^2 + 165706^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313103545661 - 2³⁵ = 2278743807293 is a prime.

It is a super-3 number, since 3×2313103545661³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2313103545601) 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, 1156551772830 + 1156551772831.

It is an arithmetic number, because the mean of its divisors is an integer number (1156551772831).

Almost surely, 2^{2313103545661} is an apocalyptic number.

It is an amenable number.

2313103545661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313103545661 is an equidigital number, since it uses as much as digits as its factorization.

2313103545661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 40.

Adding to 2313103545661 its reverse (1665453013132), we get a palindrome (3978556558793).

The spelling of 2313103545661 in words is "two trillion, three hundred thirteen billion, one hundred three million, five hundred forty-five thousand, six hundred sixty-one".