9156242097 has 12 divisors (see below), whose sum is σ = 13227895824. Its totient is φ = 6103140120.

The previous prime is 9156242093. The next prime is 9156242129. The reversal of 9156242097 is 7902426519.

9156242097 is a `hidden beast` number, since 9 + 15 + 624 + 2 + 0 + 9 + 7 = 666.

It is not a de Polignac number, because 9156242097 - 2² = 9156242093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9156242093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26179 + ... + 137832.

It is an arithmetic number, because the mean of its divisors is an integer number (1102324652).

Almost surely, 2^9156242097 is an apocalyptic number.

It is an amenable number.

9156242097 is a deficient number, since it is larger than the sum of its proper divisors (4071653727).

9156242097 is a wasteful number, since it uses less digits than its factorization.

9156242097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170220 (or 170217 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 9156242097 is about 95688.2547494728. The cubic root of 9156242097 is about 2092.0517458992.

The spelling of 9156242097 in words is "nine billion, one hundred fifty-six million, two hundred forty-two thousand, ninety-seven".