34313112521 has 2 divisors, whose sum is σ = 34313112522. Its totient is φ = 34313112520.

The previous prime is 34313112497. The next prime is 34313112541. The reversal of 34313112521 is 12521131343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26038663225 + 8274449296 = 161365^2 + 90964^2 .

It is a cyclic number.

It is not a de Polignac number, because 34313112521 - 2¹⁴ = 34313096137 is a prime.

It is a super-3 number, since 3×34313112521³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (34313112541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17156556260 + 17156556261.

It is an arithmetic number, because the mean of its divisors is an integer number (17156556261).

Almost surely, 2^34313112521 is an apocalyptic number.

It is an amenable number.

34313112521 is a deficient number, since it is larger than the sum of its proper divisors (1).

34313112521 is an equidigital number, since it uses as much as digits as its factorization.

34313112521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

Adding to 34313112521 its reverse (12521131343), we get a palindrome (46834243864).

The spelling of 34313112521 in words is "thirty-four billion, three hundred thirteen million, one hundred twelve thousand, five hundred twenty-one".