2018453 has 2 divisors, whose sum is σ = 2018454. Its totient is φ = 2018452.

The previous prime is 2018447. The next prime is 2018483. The reversal of 2018453 is 3548102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1532644 + 485809 = 1238^2 + 697^2 .

It is a cyclic number.

It is not a de Polignac number, because 2018453 - 2⁴ = 2018437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2018413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009226 + 1009227.

It is an arithmetic number, because the mean of its divisors is an integer number (1009227).

2^2018453 is an apocalyptic number.

It is an amenable number.

2018453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2018453 is an equidigital number, since it uses as much as digits as its factorization.

2018453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2018453 is about 1420.7227034154. The cubic root of 2018453 is about 126.3784080581.

The spelling of 2018453 in words is "two million, eighteen thousand, four hundred fifty-three".