113200643641 has 2 divisors, whose sum is σ = 113200643642. Its totient is φ = 113200643640.

The previous prime is 113200643629. The next prime is 113200643663. The reversal of 113200643641 is 146346002311.

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., 88389668416 + 24810975225 = 297304^2 + 157515^2 .

It is a cyclic number.

It is not a de Polignac number, because 113200643641 - 2⁷ = 113200643513 is a prime.

It is not a weakly prime, because it can be changed into another prime (113200647641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56600321820 + 56600321821.

It is an arithmetic number, because the mean of its divisors is an integer number (56600321821).

Almost surely, 2^113200643641 is an apocalyptic number.

It is an amenable number.

113200643641 is a deficient number, since it is larger than the sum of its proper divisors (1).

113200643641 is an equidigital number, since it uses as much as digits as its factorization.

113200643641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 113200643641 its reverse (146346002311), we get a palindrome (259546645952).

The spelling of 113200643641 in words is "one hundred thirteen billion, two hundred million, six hundred forty-three thousand, six hundred forty-one".