230500453 has 2 divisors, whose sum is σ = 230500454. Its totient is φ = 230500452.

The previous prime is 230500429. The next prime is 230500471. The reversal of 230500453 is 354005032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227195329 + 3305124 = 15073^2 + 1818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230500453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230500553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115250226 + 115250227.

It is an arithmetic number, because the mean of its divisors is an integer number (115250227).

Almost surely, 2^230500453 is an apocalyptic number.

It is an amenable number.

230500453 is a deficient number, since it is larger than the sum of its proper divisors (1).

230500453 is an equidigital number, since it uses as much as digits as its factorization.

230500453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 230500453 is about 15182.2413694421. The cubic root of 230500453 is about 613.1366279713.

Adding to 230500453 its reverse (354005032), we get a palindrome (584505485).

The spelling of 230500453 in words is "two hundred thirty million, five hundred thousand, four hundred fifty-three".