113133143 has 2 divisors, whose sum is σ = 113133144. Its totient is φ = 113133142.

The previous prime is 113133131. The next prime is 113133157. The reversal of 113133143 is 341331311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113133143 - 2¹⁰ = 113132119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113133173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56566571 + 56566572.

It is an arithmetic number, because the mean of its divisors is an integer number (56566572).

Almost surely, 2^113133143 is an apocalyptic number.

113133143 is a deficient number, since it is larger than the sum of its proper divisors (1).

113133143 is an equidigital number, since it uses as much as digits as its factorization.

113133143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 20.

The square root of 113133143 is about 10636.4064890357. The cubic root of 113133143 is about 483.6486177026.

Adding to 113133143 its reverse (341331311), we get a palindrome (454464454).

The spelling of 113133143 in words is "one hundred thirteen million, one hundred thirty-three thousand, one hundred forty-three".