240200453 has 2 divisors, whose sum is σ = 240200454. Its totient is φ = 240200452.

The previous prime is 240200419. The next prime is 240200459. The reversal of 240200453 is 354002042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237838084 + 2362369 = 15422^2 + 1537^2 .

It is a cyclic number.

It is not a de Polignac number, because 240200453 - 2⁸ = 240200197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240200459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120100226 + 120100227.

It is an arithmetic number, because the mean of its divisors is an integer number (120100227).

Almost surely, 2^240200453 is an apocalyptic number.

It is an amenable number.

240200453 is a deficient number, since it is larger than the sum of its proper divisors (1).

240200453 is an equidigital number, since it uses as much as digits as its factorization.

240200453 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 20.

The square root of 240200453 is about 15498.4016272647. The cubic root of 240200453 is about 621.6194680661.

Adding to 240200453 its reverse (354002042), we get a palindrome (594202495).

The spelling of 240200453 in words is "two hundred forty million, two hundred thousand, four hundred fifty-three".