113021941 has 2 divisors, whose sum is σ = 113021942. Its totient is φ = 113021940.

The previous prime is 113021927. The next prime is 113021947. The reversal of 113021941 is 149120311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102941316 + 10080625 = 10146^2 + 3175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113021941 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113021947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56510970 + 56510971.

It is an arithmetic number, because the mean of its divisors is an integer number (56510971).

Almost surely, 2^113021941 is an apocalyptic number.

It is an amenable number.

113021941 is a deficient number, since it is larger than the sum of its proper divisors (1).

113021941 is an equidigital number, since it uses as much as digits as its factorization.

113021941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 113021941 is about 10631.1777804719. The cubic root of 113021941 is about 483.4901014526.

The spelling of 113021941 in words is "one hundred thirteen million, twenty-one thousand, nine hundred forty-one".