199453 has 2 divisors, whose sum is σ = 199454. Its totient is φ = 199452.

The previous prime is 199447. The next prime is 199457. The reversal of 199453 is 354991.

199453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128164 + 71289 = 358^2 + 267^2 .

It is a cyclic number.

It is not a de Polignac number, because 199453 - 2⁹ = 198941 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99726 + 99727.

It is an arithmetic number, because the mean of its divisors is an integer number (99727).

2¹⁹⁹⁴⁵³ is an apocalyptic number.

It is an amenable number.

199453 is a deficient number, since it is larger than the sum of its proper divisors (1).

199453 is an equidigital number, since it uses as much as digits as its factorization.

199453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 31.

The square root of 199453 is about 446.6016121780. The cubic root of 199453 is about 58.4269914950.

The spelling of 199453 in words is "one hundred ninety-nine thousand, four hundred fifty-three".