440076121 has 2 divisors, whose sum is σ = 440076122. Its totient is φ = 440076120.

The previous prime is 440076101. The next prime is 440076137. The reversal of 440076121 is 121670044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283450896 + 156625225 = 16836^2 + 12515^2 .

It is a cyclic number.

It is not a de Polignac number, because 440076121 - 2¹¹ = 440074073 is a prime.

It is not a weakly prime, because it can be changed into another prime (440076101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220038060 + 220038061.

It is an arithmetic number, because the mean of its divisors is an integer number (220038061).

Almost surely, 2^440076121 is an apocalyptic number.

It is an amenable number.

440076121 is a deficient number, since it is larger than the sum of its proper divisors (1).

440076121 is an equidigital number, since it uses as much as digits as its factorization.

440076121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 440076121 is about 20977.9913480772. The cubic root of 440076121 is about 760.6343509177.

The spelling of 440076121 in words is "four hundred forty million, seventy-six thousand, one hundred twenty-one".