453555149 has 2 divisors, whose sum is σ = 453555150. Its totient is φ = 453555148.

The previous prime is 453555119. The next prime is 453555163. The reversal of 453555149 is 941555354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310393924 + 143161225 = 17618^2 + 11965^2 .

It is a cyclic number.

It is not a de Polignac number, because 453555149 - 2¹⁶ = 453489613 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453555119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226777574 + 226777575.

It is an arithmetic number, because the mean of its divisors is an integer number (226777575).

Almost surely, 2^453555149 is an apocalyptic number.

It is an amenable number.

453555149 is a deficient number, since it is larger than the sum of its proper divisors (1).

453555149 is an equidigital number, since it uses as much as digits as its factorization.

453555149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 270000, while the sum is 41.

The square root of 453555149 is about 21296.8342483102. The cubic root of 453555149 is about 768.3221739708.

The spelling of 453555149 in words is "four hundred fifty-three million, five hundred fifty-five thousand, one hundred forty-nine".