240253753 has 2 divisors, whose sum is σ = 240253754. Its totient is φ = 240253752.

The previous prime is 240253721. The next prime is 240253757. The reversal of 240253753 is 357352042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140493609 + 99760144 = 11853^2 + 9988^2 .

It is a cyclic number.

It is not a de Polignac number, because 240253753 - 2⁵ = 240253721 is a prime.

It is not a weakly prime, because it can be changed into another prime (240253757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120126876 + 120126877.

It is an arithmetic number, because the mean of its divisors is an integer number (120126877).

Almost surely, 2^240253753 is an apocalyptic number.

It is an amenable number.

240253753 is a deficient number, since it is larger than the sum of its proper divisors (1).

240253753 is an equidigital number, since it uses as much as digits as its factorization.

240253753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 240253753 is about 15500.1210640433. The cubic root of 240253753 is about 621.6654433711.

The spelling of 240253753 in words is "two hundred forty million, two hundred fifty-three thousand, seven hundred fifty-three".