240763513 has 2 divisors, whose sum is σ = 240763514. Its totient is φ = 240763512.

The previous prime is 240763507. The next prime is 240763543. The reversal of 240763513 is 315367042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 230796864 + 9966649 = 15192^2 + 3157^2 .

It is a cyclic number.

It is not a de Polignac number, because 240763513 - 2⁹ = 240763001 is a prime.

It is not a weakly prime, because it can be changed into another prime (240763543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120381756 + 120381757.

It is an arithmetic number, because the mean of its divisors is an integer number (120381757).

Almost surely, 2^240763513 is an apocalyptic number.

It is an amenable number.

240763513 is a deficient number, since it is larger than the sum of its proper divisors (1).

240763513 is an equidigital number, since it uses as much as digits as its factorization.

240763513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 240763513 is about 15516.5560934120. The cubic root of 240763513 is about 622.1048070410.

The spelling of 240763513 in words is "two hundred forty million, seven hundred sixty-three thousand, five hundred thirteen".