450101102149 has 2 divisors, whose sum is σ = 450101102150. Its totient is φ = 450101102148.

The previous prime is 450101102141. The next prime is 450101102263. The reversal of 450101102149 is 941201101054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297087133249 + 153013968900 = 545057^2 + 391170^2 .

It is a cyclic number.

It is not a de Polignac number, because 450101102149 - 2³ = 450101102141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450101102141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225050551074 + 225050551075.

It is an arithmetic number, because the mean of its divisors is an integer number (225050551075).

Almost surely, 2^450101102149 is an apocalyptic number.

It is an amenable number.

450101102149 is a deficient number, since it is larger than the sum of its proper divisors (1).

450101102149 is an equidigital number, since it uses as much as digits as its factorization.

450101102149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 28.

The spelling of 450101102149 in words is "four hundred fifty billion, one hundred one million, one hundred two thousand, one hundred forty-nine".