945110001001 has 2 divisors, whose sum is σ = 945110001002. Its totient is φ = 945110001000.

The previous prime is 945110000983. The next prime is 945110001083. The reversal of 945110001001 is 100100011549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 930752210025 + 14357790976 = 964755^2 + 119824^2 .

It is an emirp because it is prime and its reverse (100100011549) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 945110001001 - 2¹¹ = 945109998953 is a prime.

It is a super-2 number, since 2×945110001001² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (945110001701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472555000500 + 472555000501.

It is an arithmetic number, because the mean of its divisors is an integer number (472555000501).

Almost surely, 2^945110001001 is an apocalyptic number.

It is an amenable number.

945110001001 is a deficient number, since it is larger than the sum of its proper divisors (1).

945110001001 is an equidigital number, since it uses as much as digits as its factorization.

945110001001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 945110001001 in words is "nine hundred forty-five billion, one hundred ten million, one thousand, one".