201019054527563 has 2 divisors, whose sum is σ = 201019054527564. Its totient is φ = 201019054527562.

The previous prime is 201019054527521. The next prime is 201019054527587. The reversal of 201019054527563 is 365725450910102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201019054527563 - 2¹² = 201019054523467 is a prime.

It is not a weakly prime, because it can be changed into another prime (201019054527503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100509527263781 + 100509527263782.

It is an arithmetic number, because the mean of its divisors is an integer number (100509527263782).

Almost surely, 2^{201019054527563} is an apocalyptic number.

201019054527563 is a deficient number, since it is larger than the sum of its proper divisors (1).

201019054527563 is an equidigital number, since it uses as much as digits as its factorization.

201019054527563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268000, while the sum is 50.

The spelling of 201019054527563 in words is "two hundred one trillion, nineteen billion, fifty-four million, five hundred twenty-seven thousand, five hundred sixty-three".