34513121 has 2 divisors, whose sum is σ = 34513122. Its totient is φ = 34513120.

The previous prime is 34513099. The next prime is 34513147. The reversal of 34513121 is 12131543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33814225 + 698896 = 5815^2 + 836^2 .

It is an emirp because it is prime and its reverse (12131543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34513121 - 2¹⁰ = 34512097 is a prime.

It is a super-3 number, since 3×34513121³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 34513093 and 34513102.

It is not a weakly prime, because it can be changed into another prime (34513151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17256560 + 17256561.

It is an arithmetic number, because the mean of its divisors is an integer number (17256561).

Almost surely, 2^34513121 is an apocalyptic number.

It is an amenable number.

34513121 is a deficient number, since it is larger than the sum of its proper divisors (1).

34513121 is an equidigital number, since it uses as much as digits as its factorization.

34513121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 20.

The square root of 34513121 is about 5874.7868897518. The cubic root of 34513121 is about 325.5827682013.

Adding to 34513121 its reverse (12131543), we get a palindrome (46644664).

The spelling of 34513121 in words is "thirty-four million, five hundred thirteen thousand, one hundred twenty-one".