93440953 has 2 divisors, whose sum is σ = 93440954. Its totient is φ = 93440952.

The previous prime is 93440939. The next prime is 93440981. The reversal of 93440953 is 35904439.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55532304 + 37908649 = 7452^2 + 6157^2 .

It is an emirp because it is prime and its reverse (35904439) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93440953 - 2⁹ = 93440441 is a prime.

It is not a weakly prime, because it can be changed into another prime (93440903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46720476 + 46720477.

It is an arithmetic number, because the mean of its divisors is an integer number (46720477).

Almost surely, 2^93440953 is an apocalyptic number.

It is an amenable number.

93440953 is a deficient number, since it is larger than the sum of its proper divisors (1).

93440953 is an equidigital number, since it uses as much as digits as its factorization.

93440953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 93440953 is about 9666.4860730257. The cubic root of 93440953 is about 453.7804203158.

The spelling of 93440953 in words is "ninety-three million, four hundred forty thousand, nine hundred fifty-three".