113423447 has 2 divisors, whose sum is σ = 113423448. Its totient is φ = 113423446.

The previous prime is 113423441. The next prime is 113423459. The reversal of 113423447 is 744324311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113423447 - 2¹² = 113419351 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 (113423441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56711723 + 56711724.

It is an arithmetic number, because the mean of its divisors is an integer number (56711724).

Almost surely, 2^113423447 is an apocalyptic number.

113423447 is a deficient number, since it is larger than the sum of its proper divisors (1).

113423447 is an equidigital number, since it uses as much as digits as its factorization.

113423447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The square root of 113423447 is about 10650.0444600011. The cubic root of 113423447 is about 484.0619513510.

Adding to 113423447 its reverse (744324311), we get a palindrome (857747758).

The spelling of 113423447 in words is "one hundred thirteen million, four hundred twenty-three thousand, four hundred forty-seven".