93189361 has 2 divisors, whose sum is σ = 93189362. Its totient is φ = 93189360.

The previous prime is 93189331. The next prime is 93189373. The reversal of 93189361 is 16398139.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48566961 + 44622400 = 6969^2 + 6680^2 .

It is an emirp because it is prime and its reverse (16398139) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93189361 - 2⁷ = 93189233 is a prime.

It is a Chen prime.

It is equal to p_5390995 and since 93189361 and 5390995 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (93189311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46594680 + 46594681.

It is an arithmetic number, because the mean of its divisors is an integer number (46594681).

Almost surely, 2^93189361 is an apocalyptic number.

It is an amenable number.

93189361 is a deficient number, since it is larger than the sum of its proper divisors (1).

93189361 is an equidigital number, since it uses as much as digits as its factorization.

93189361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 40.

The square root of 93189361 is about 9653.4636789082. The cubic root of 93189361 is about 453.3727826949.

The spelling of 93189361 in words is "ninety-three million, one hundred eighty-nine thousand, three hundred sixty-one".