34649971253 has 2 divisors, whose sum is σ = 34649971254. Its totient is φ = 34649971252.

The previous prime is 34649971241. The next prime is 34649971271. The reversal of 34649971253 is 35217994643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31647698404 + 3002272849 = 177898^2 + 54793^2 .

It is a cyclic number.

It is not a de Polignac number, because 34649971253 - 2⁶ = 34649971189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 34649971195 and 34649971204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34649970253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17324985626 + 17324985627.

It is an arithmetic number, because the mean of its divisors is an integer number (17324985627).

Almost surely, 2^34649971253 is an apocalyptic number.

It is an amenable number.

34649971253 is a deficient number, since it is larger than the sum of its proper divisors (1).

34649971253 is an equidigital number, since it uses as much as digits as its factorization.

34649971253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 53.

The spelling of 34649971253 in words is "thirty-four billion, six hundred forty-nine million, nine hundred seventy-one thousand, two hundred fifty-three".