9290723969 has 2 divisors, whose sum is σ = 9290723970. Its totient is φ = 9290723968.

The previous prime is 9290723951. The next prime is 9290723971. The reversal of 9290723969 is 9693270929.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9051619600 + 239104369 = 95140^2 + 15463^2 .

It is a cyclic number.

It is not a de Polignac number, because 9290723969 - 2⁸ = 9290723713 is a prime.

It is a super-2 number, since 2×9290723969² (a number of 21 digits) contains 22 as substring.

Together with 9290723971, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9290713969) 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, 4645361984 + 4645361985.

It is an arithmetic number, because the mean of its divisors is an integer number (4645361985).

Almost surely, 2^9290723969 is an apocalyptic number.

It is an amenable number.

9290723969 is a deficient number, since it is larger than the sum of its proper divisors (1).

9290723969 is an equidigital number, since it uses as much as digits as its factorization.

9290723969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3306744, while the sum is 56.

The square root of 9290723969 is about 96388.4016311091. The cubic root of 9290723969 is about 2102.2443102831.

The spelling of 9290723969 in words is "nine billion, two hundred ninety million, seven hundred twenty-three thousand, nine hundred sixty-nine".