34440121 has 2 divisors, whose sum is σ = 34440122. Its totient is φ = 34440120.

The previous prime is 34440071. The next prime is 34440127. The reversal of 34440121 is 12104443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33767721 + 672400 = 5811^2 + 820^2 .

It is a cyclic number.

It is not a de Polignac number, because 34440121 - 2¹⁷ = 34309049 is a prime.

It is a super-2 number, since 2×34440121² = 2372243868989282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34440127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17220060 + 17220061.

It is an arithmetic number, because the mean of its divisors is an integer number (17220061).

Almost surely, 2^34440121 is an apocalyptic number.

It is an amenable number.

34440121 is a deficient number, since it is larger than the sum of its proper divisors (1).

34440121 is an equidigital number, since it uses as much as digits as its factorization.

34440121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 34440121 is about 5868.5706096118. The cubic root of 34440121 is about 325.3530553818.

Adding to 34440121 its reverse (12104443), we get a palindrome (46544564).

The spelling of 34440121 in words is "thirty-four million, four hundred forty thousand, one hundred twenty-one".