1136690441993 has 2 divisors, whose sum is σ = 1136690441994. Its totient is φ = 1136690441992.

The previous prime is 1136690441917. The next prime is 1136690442103. The reversal of 1136690441993 is 3991440966311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 894219879424 + 242470562569 = 945632^2 + 492413^2 .

It is an emirp because it is prime and its reverse (3991440966311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1136690441993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1136690440993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568345220996 + 568345220997.

It is an arithmetic number, because the mean of its divisors is an integer number (568345220997).

Almost surely, 2^{1136690441993} is an apocalyptic number.

It is an amenable number.

1136690441993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136690441993 is an equidigital number, since it uses as much as digits as its factorization.

1136690441993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3779136, while the sum is 56.

The spelling of 1136690441993 in words is "one trillion, one hundred thirty-six billion, six hundred ninety million, four hundred forty-one thousand, nine hundred ninety-three".