9997050229 has 2 divisors, whose sum is σ = 9997050230. Its totient is φ = 9997050228.

The previous prime is 9997050197. The next prime is 9997050293. The reversal of 9997050229 is 9220507999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8019202500 + 1977847729 = 89550^2 + 44473^2 .

It is a cyclic number.

It is not a de Polignac number, because 9997050229 - 2⁵ = 9997050197 is a prime.

It is a super-2 number, since 2×9997050229² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9997050829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4998525114 + 4998525115.

It is an arithmetic number, because the mean of its divisors is an integer number (4998525115).

Almost surely, 2^9997050229 is an apocalyptic number.

It is an amenable number.

9997050229 is a deficient number, since it is larger than the sum of its proper divisors (1).

9997050229 is an equidigital number, since it uses as much as digits as its factorization.

9997050229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 918540, while the sum is 52.

The square root of 9997050229 is about 99985.2500571959. The cubic root of 9997050229 is about 2154.2228329005. Note that the first 3 decimals are identical.

The spelling of 9997050229 in words is "nine billion, nine hundred ninety-seven million, fifty thousand, two hundred twenty-nine".