34501421 has 2 divisors, whose sum is σ = 34501422. Its totient is φ = 34501420.

The previous prime is 34501409. The next prime is 34501429. The reversal of 34501421 is 12410543.

34501421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34456900 + 44521 = 5870^2 + 211^2 .

It is a cyclic number.

It is not a de Polignac number, because 34501421 - 2¹⁸ = 34239277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34501393 and 34501402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34501429) 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, 17250710 + 17250711.

It is an arithmetic number, because the mean of its divisors is an integer number (17250711).

Almost surely, 2^34501421 is an apocalyptic number.

It is an amenable number.

34501421 is a deficient number, since it is larger than the sum of its proper divisors (1).

34501421 is an equidigital number, since it uses as much as digits as its factorization.

34501421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 34501421 is about 5873.7910245428. The cubic root of 34501421 is about 325.5459730268.

Adding to 34501421 its reverse (12410543), we get a palindrome (46911964).

The spelling of 34501421 in words is "thirty-four million, five hundred one thousand, four hundred twenty-one".