945441001 has 2 divisors, whose sum is σ = 945441002. Its totient is φ = 945441000.

The previous prime is 945440987. The next prime is 945441019. The reversal of 945441001 is 100144549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 929030400 + 16410601 = 30480^2 + 4051^2 .

It is a cyclic number.

It is not a de Polignac number, because 945441001 - 2¹¹ = 945438953 is a prime.

It is not a weakly prime, because it can be changed into another prime (945441701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472720500 + 472720501.

It is an arithmetic number, because the mean of its divisors is an integer number (472720501).

Almost surely, 2^945441001 is an apocalyptic number.

It is an amenable number.

945441001 is a deficient number, since it is larger than the sum of its proper divisors (1).

945441001 is an equidigital number, since it uses as much as digits as its factorization.

945441001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 945441001 is about 30748.0243430371. The cubic root of 945441001 is about 981.4725194244.

The spelling of 945441001 in words is "nine hundred forty-five million, four hundred forty-one thousand, one".