113050261 has 2 divisors, whose sum is σ = 113050262. Its totient is φ = 113050260.

The previous prime is 113050253. The next prime is 113050271. The reversal of 113050261 is 162050311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112996900 + 53361 = 10630^2 + 231^2 .

It is a cyclic number.

It is not a de Polignac number, because 113050261 - 2³ = 113050253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113050271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56525130 + 56525131.

It is an arithmetic number, because the mean of its divisors is an integer number (56525131).

Almost surely, 2^113050261 is an apocalyptic number.

It is an amenable number.

113050261 is a deficient number, since it is larger than the sum of its proper divisors (1).

113050261 is an equidigital number, since it uses as much as digits as its factorization.

113050261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 113050261 is about 10632.5096284932. The cubic root of 113050261 is about 483.5304809166.

Subtracting 113050261 from its reverse (162050311), we obtain a triangular number (49000050 = T₉₈₉₉).

It can be divided in two parts, 113050 and 261, that added together give a palindrome (113311).

The spelling of 113050261 in words is "one hundred thirteen million, fifty thousand, two hundred sixty-one".