113161141 has 2 divisors, whose sum is σ = 113161142. Its totient is φ = 113161140.

The previous prime is 113161123. The next prime is 113161171. The reversal of 113161141 is 141161311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58844241 + 54316900 = 7671^2 + 7370^2 .

It is a cyclic number.

It is not a de Polignac number, because 113161141 - 2⁹ = 113160629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113161171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56580570 + 56580571.

It is an arithmetic number, because the mean of its divisors is an integer number (56580571).

Almost surely, 2^113161141 is an apocalyptic number.

It is an amenable number.

113161141 is a deficient number, since it is larger than the sum of its proper divisors (1).

113161141 is an equidigital number, since it uses as much as digits as its factorization.

113161141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 19.

The square root of 113161141 is about 10637.7225476133. The cubic root of 113161141 is about 483.6885119274.

The spelling of 113161141 in words is "one hundred thirteen million, one hundred sixty-one thousand, one hundred forty-one".