9146573957 has 2 divisors, whose sum is σ = 9146573958. Its totient is φ = 9146573956.

The previous prime is 9146573939. The next prime is 9146573977. The reversal of 9146573957 is 7593756419.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8147950756 + 998623201 = 90266^2 + 31601^2 .

It is a cyclic number.

It is not a de Polignac number, because 9146573957 - 2¹⁰ = 9146572933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9146573977) 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 as a sum of consecutive naturals, namely, 4573286978 + 4573286979.

It is an arithmetic number, because the mean of its divisors is an integer number (4573286979).

Almost surely, 2^9146573957 is an apocalyptic number.

It is an amenable number.

9146573957 is a deficient number, since it is larger than the sum of its proper divisors (1).

9146573957 is an equidigital number, since it uses as much as digits as its factorization.

9146573957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7144200, while the sum is 56.

The square root of 9146573957 is about 95637.7224582434. The cubic root of 9146573957 is about 2091.3151492276.

The spelling of 9146573957 in words is "nine billion, one hundred forty-six million, five hundred seventy-three thousand, nine hundred fifty-seven".