34111421 has 2 divisors, whose sum is σ = 34111422. Its totient is φ = 34111420.

The previous prime is 34111417. The next prime is 34111457. The reversal of 34111421 is 12411143.

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., 27931225 + 6180196 = 5285^2 + 2486^2 .

It is a cyclic number.

It is not a de Polignac number, because 34111421 - 2² = 34111417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34111421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34111411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17055710 + 17055711.

It is an arithmetic number, because the mean of its divisors is an integer number (17055711).

Almost surely, 2^34111421 is an apocalyptic number.

It is an amenable number.

34111421 is a deficient number, since it is larger than the sum of its proper divisors (1).

34111421 is an equidigital number, since it uses as much as digits as its factorization.

34111421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96, while the sum is 17.

The square root of 34111421 is about 5840.4983520244. The cubic root of 34111421 is about 324.3146773853.

Adding to 34111421 its reverse (12411143), we get a palindrome (46522564).

It can be divided in two parts, 3411142 and 1, that added together give a palindrome (3411143).

The spelling of 34111421 in words is "thirty-four million, one hundred eleven thousand, four hundred twenty-one".