455400109 has 2 divisors, whose sum is σ = 455400110. Its totient is φ = 455400108.

The previous prime is 455400103. The next prime is 455400133. The reversal of 455400109 is 901004554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260015625 + 195384484 = 16125^2 + 13978^2 .

It is a cyclic number.

It is not a de Polignac number, because 455400109 - 2¹³ = 455391917 is a prime.

It is a super-3 number, since 3×455400109³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455400103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227700054 + 227700055.

It is an arithmetic number, because the mean of its divisors is an integer number (227700055).

Almost surely, 2^455400109 is an apocalyptic number.

It is an amenable number.

455400109 is a deficient number, since it is larger than the sum of its proper divisors (1).

455400109 is an equidigital number, since it uses as much as digits as its factorization.

455400109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 455400109 is about 21340.1056464114. The cubic root of 455400109 is about 769.3625516460.

The spelling of 455400109 in words is "four hundred fifty-five million, four hundred thousand, one hundred nine".