755315563 has 2 divisors, whose sum is σ = 755315564. Its totient is φ = 755315562.

The previous prime is 755315557. The next prime is 755315573. The reversal of 755315563 is 365513557.

755315563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-755315563 is a prime.

It is not a weakly prime, because it can be changed into another prime (755315573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377657781 + 377657782.

It is an arithmetic number, because the mean of its divisors is an integer number (377657782).

Almost surely, 2^755315563 is an apocalyptic number.

755315563 is a deficient number, since it is larger than the sum of its proper divisors (1).

755315563 is an equidigital number, since it uses as much as digits as its factorization.

755315563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 236250, while the sum is 40.

The square root of 755315563 is about 27483.0049848993. The cubic root of 755315563 is about 910.7016940273.

The spelling of 755315563 in words is "seven hundred fifty-five million, three hundred fifteen thousand, five hundred sixty-three".