93313939 has 2 divisors, whose sum is σ = 93313940. Its totient is φ = 93313938.

The previous prime is 93313879. The next prime is 93313981. The reversal of 93313939 is 93931339.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 93313939 - 2¹³ = 93305747 is a prime.

It is not a weakly prime, because it can be changed into another prime (93313639) 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, 46656969 + 46656970.

It is an arithmetic number, because the mean of its divisors is an integer number (46656970).

Almost surely, 2^93313939 is an apocalyptic number.

93313939 is a deficient number, since it is larger than the sum of its proper divisors (1).

93313939 is an equidigital number, since it uses as much as digits as its factorization.

93313939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 59049, while the sum is 40.

The square root of 93313939 is about 9659.9140265325. The cubic root of 93313939 is about 453.5747196417.

The spelling of 93313939 in words is "ninety-three million, three hundred thirteen thousand, nine hundred thirty-nine".