44434121 has 2 divisors, whose sum is σ = 44434122. Its totient is φ = 44434120.

The previous prime is 44434111. The next prime is 44434127. The reversal of 44434121 is 12143444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41744521 + 2689600 = 6461^2 + 1640^2 .

It is a cyclic number.

It is not a de Polignac number, because 44434121 - 2⁶ = 44434057 is a prime.

It is a super-2 number, since 2×44434121² = 3948782218085282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (44434127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22217060 + 22217061.

It is an arithmetic number, because the mean of its divisors is an integer number (22217061).

Almost surely, 2^44434121 is an apocalyptic number.

It is an amenable number.

44434121 is a deficient number, since it is larger than the sum of its proper divisors (1).

44434121 is an equidigital number, since it uses as much as digits as its factorization.

44434121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536, while the sum is 23.

The square root of 44434121 is about 6665.8923633674. The cubic root of 44434121 is about 354.1920951954.

Adding to 44434121 its reverse (12143444), we get a palindrome (56577565).

The spelling of 44434121 in words is "forty-four million, four hundred thirty-four thousand, one hundred twenty-one".