93438113 has 2 divisors, whose sum is σ = 93438114. Its totient is φ = 93438112.

The previous prime is 93438101. The next prime is 93438127. The reversal of 93438113 is 31183439.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87759424 + 5678689 = 9368^2 + 2383^2 .

It is a cyclic number.

It is not a de Polignac number, because 93438113 - 2¹² = 93434017 is a prime.

It is a super-2 number, since 2×93438113² = 17461361922001538, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 93438113.

It is not a weakly prime, because it can be changed into another prime (93438313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46719056 + 46719057.

It is an arithmetic number, because the mean of its divisors is an integer number (46719057).

Almost surely, 2^93438113 is an apocalyptic number.

It is an amenable number.

93438113 is a deficient number, since it is larger than the sum of its proper divisors (1).

93438113 is an equidigital number, since it uses as much as digits as its factorization.

93438113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 93438113 is about 9666.3391726134. The cubic root of 93438113 is about 453.7758229403.

The spelling of 93438113 in words is "ninety-three million, four hundred thirty-eight thousand, one hundred thirteen".