755138303291 has 2 divisors, whose sum is σ = 755138303292. Its totient is φ = 755138303290.

The previous prime is 755138303279. The next prime is 755138303323. The reversal of 755138303291 is 192303831557.

755138303291 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-755138303291 is a prime.

It is not a weakly prime, because it can be changed into another prime (755138303201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377569151645 + 377569151646.

It is an arithmetic number, because the mean of its divisors is an integer number (377569151646).

Almost surely, 2^755138303291 is an apocalyptic number.

755138303291 is a deficient number, since it is larger than the sum of its proper divisors (1).

755138303291 is an equidigital number, since it uses as much as digits as its factorization.

755138303291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 755138303291 in words is "seven hundred fifty-five billion, one hundred thirty-eight million, three hundred three thousand, two hundred ninety-one".