113311245340981 has 2 divisors, whose sum is σ = 113311245340982. Its totient is φ = 113311245340980.

The previous prime is 113311245340963. The next prime is 113311245341057. The reversal of 113311245340981 is 189043542113311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108243028728081 + 5068216612900 = 10403991^2 + 2251270^2 .

It is a cyclic number.

It is not a de Polignac number, because 113311245340981 - 2¹⁷ = 113311245209909 is a prime.

It is a super-2 number, since 2×113311245340981² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113311245340781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56655622670490 + 56655622670491.

It is an arithmetic number, because the mean of its divisors is an integer number (56655622670491).

Almost surely, 2^{113311245340981} is an apocalyptic number.

It is an amenable number.

113311245340981 is a deficient number, since it is larger than the sum of its proper divisors (1).

113311245340981 is an equidigital number, since it uses as much as digits as its factorization.

113311245340981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 113311245340981 in words is "one hundred thirteen trillion, three hundred eleven billion, two hundred forty-five million, three hundred forty thousand, nine hundred eighty-one".