11123630642653 has 2 divisors, whose sum is σ = 11123630642654. Its totient is φ = 11123630642652.

The previous prime is 11123630642627. The next prime is 11123630642701. The reversal of 11123630642653 is 35624603632111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9596779949689 + 1526850692964 = 3097867^2 + 1235658^2 .

It is a cyclic number.

It is not a de Polignac number, because 11123630642653 - 2²¹ = 11123628545501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123630642623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561815321326 + 5561815321327.

It is an arithmetic number, because the mean of its divisors is an integer number (5561815321327).

Almost surely, 2^{11123630642653} is an apocalyptic number.

It is an amenable number.

11123630642653 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123630642653 is an equidigital number, since it uses as much as digits as its factorization.

11123630642653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 11123630642653 in words is "eleven trillion, one hundred twenty-three billion, six hundred thirty million, six hundred forty-two thousand, six hundred fifty-three".