10091313893 has 2 divisors, whose sum is σ = 10091313894. Its totient is φ = 10091313892.

The previous prime is 10091313853. The next prime is 10091313901. The reversal of 10091313893 is 39831319001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6474133444 + 3617180449 = 80462^2 + 60143^2 .

It is an emirp because it is prime and its reverse (39831319001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10091313893 - 2¹⁸ = 10091051749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10091313823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5045656946 + 5045656947.

It is an arithmetic number, because the mean of its divisors is an integer number (5045656947).

Almost surely, 2^10091313893 is an apocalyptic number.

It is an amenable number.

10091313893 is a deficient number, since it is larger than the sum of its proper divisors (1).

10091313893 is an equidigital number, since it uses as much as digits as its factorization.

10091313893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 38.

The spelling of 10091313893 in words is "ten billion, ninety-one million, three hundred thirteen thousand, eight hundred ninety-three".