191012297363 has 2 divisors, whose sum is σ = 191012297364. Its totient is φ = 191012297362.

The previous prime is 191012297353. The next prime is 191012297389. The reversal of 191012297363 is 363792210191.

191012297363 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 not a de Polignac number, because 191012297363 - 2⁸ = 191012297107 is a prime.

It is a super-2 number, since 2×191012297363² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (191012297353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95506148681 + 95506148682.

It is an arithmetic number, because the mean of its divisors is an integer number (95506148682).

Almost surely, 2^191012297363 is an apocalyptic number.

191012297363 is a deficient number, since it is larger than the sum of its proper divisors (1).

191012297363 is an equidigital number, since it uses as much as digits as its factorization.

191012297363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 44.

The spelling of 191012297363 in words is "one hundred ninety-one billion, twelve million, two hundred ninety-seven thousand, three hundred sixty-three".