9156242093 has 2 divisors, whose sum is σ = 9156242094. Its totient is φ = 9156242092.

The previous prime is 9156242059. The next prime is 9156242129. The reversal of 9156242093 is 3902426519.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9138786409 + 17455684 = 95597^2 + 4178^2 .

It is a cyclic number.

It is not a de Polignac number, because 9156242093 - 2²⁰ = 9155193517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9156242093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9156242003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4578121046 + 4578121047.

It is an arithmetic number, because the mean of its divisors is an integer number (4578121047).

Almost surely, 2^9156242093 is an apocalyptic number.

It is an amenable number.

9156242093 is a deficient number, since it is larger than the sum of its proper divisors (1).

9156242093 is an equidigital number, since it uses as much as digits as its factorization.

9156242093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 9156242093 is about 95688.2547285716. The cubic root of 9156242093 is about 2092.0517455946.

The spelling of 9156242093 in words is "nine billion, one hundred fifty-six million, two hundred forty-two thousand, ninety-three".