93949111787 has 2 divisors, whose sum is σ = 93949111788. Its totient is φ = 93949111786.

The previous prime is 93949111769. The next prime is 93949111801. The reversal of 93949111787 is 78711194939.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-93949111787 is a prime.

It is not a weakly prime, because it can be changed into another prime (93949111687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46974555893 + 46974555894.

It is an arithmetic number, because the mean of its divisors is an integer number (46974555894).

Almost surely, 2^93949111787 is an apocalyptic number.

93949111787 is a deficient number, since it is larger than the sum of its proper divisors (1).

93949111787 is an equidigital number, since it uses as much as digits as its factorization.

93949111787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3429216, while the sum is 59.

The spelling of 93949111787 in words is "ninety-three billion, nine hundred forty-nine million, one hundred eleven thousand, seven hundred eighty-seven".