441426149 has 2 divisors, whose sum is σ = 441426150. Its totient is φ = 441426148.

The previous prime is 441426133. The next prime is 441426151. The reversal of 441426149 is 941624144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408444100 + 32982049 = 20210^2 + 5743^2 .

It is a cyclic number.

It is not a de Polignac number, because 441426149 - 2⁴ = 441426133 is a prime.

Together with 441426151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441426179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220713074 + 220713075.

It is an arithmetic number, because the mean of its divisors is an integer number (220713075).

Almost surely, 2^441426149 is an apocalyptic number.

It is an amenable number.

441426149 is a deficient number, since it is larger than the sum of its proper divisors (1).

441426149 is an equidigital number, since it uses as much as digits as its factorization.

441426149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 35.

The square root of 441426149 is about 21010.1439547662. The cubic root of 441426149 is about 761.4113599794.

The spelling of 441426149 in words is "four hundred forty-one million, four hundred twenty-six thousand, one hundred forty-nine".