9970517353 has 2 divisors, whose sum is σ = 9970517354. Its totient is φ = 9970517352.

The previous prime is 9970517351. The next prime is 9970517393. The reversal of 9970517353 is 3537150799.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9395812624 + 574704729 = 96932^2 + 23973^2 .

It is a cyclic number.

It is not a de Polignac number, because 9970517353 - 2¹ = 9970517351 is a prime.

It is a super-2 number, since 2×9970517353² (a number of 21 digits) contains 22 as substring.

Together with 9970517351, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 9970517297 and 9970517306.

It is not a weakly prime, because it can be changed into another prime (9970517351) 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, 4985258676 + 4985258677.

It is an arithmetic number, because the mean of its divisors is an integer number (4985258677).

Almost surely, 2^9970517353 is an apocalyptic number.

It is an amenable number.

9970517353 is a deficient number, since it is larger than the sum of its proper divisors (1).

9970517353 is an equidigital number, since it uses as much as digits as its factorization.

9970517353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 893025, while the sum is 49.

The square root of 9970517353 is about 99852.4779512256. The cubic root of 9970517353 is about 2152.3153246001.

The spelling of 9970517353 in words is "nine billion, nine hundred seventy million, five hundred seventeen thousand, three hundred fifty-three".