93091749293 has 2 divisors, whose sum is σ = 93091749294. Its totient is φ = 93091749292.

The previous prime is 93091749271. The next prime is 93091749323. The reversal of 93091749293 is 39294719039.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47142397129 + 45949352164 = 217123^2 + 214358^2 .

It is a cyclic number.

It is not a de Polignac number, because 93091749293 - 2³⁶ = 24372272557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93091749593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46545874646 + 46545874647.

It is an arithmetic number, because the mean of its divisors is an integer number (46545874647).

Almost surely, 2^93091749293 is an apocalyptic number.

It is an amenable number.

93091749293 is a deficient number, since it is larger than the sum of its proper divisors (1).

93091749293 is an equidigital number, since it uses as much as digits as its factorization.

93091749293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3306744, while the sum is 56.

The spelling of 93091749293 in words is "ninety-three billion, ninety-one million, seven hundred forty-nine thousand, two hundred ninety-three".