12522052091 has 2 divisors, whose sum is σ = 12522052092. Its totient is φ = 12522052090.

The previous prime is 12522052079. The next prime is 12522052097. The reversal of 12522052091 is 19025022521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12522052091 - 2¹⁸ = 12521789947 is a prime.

It is not a weakly prime, because it can be changed into another prime (12522052097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6261026045 + 6261026046.

It is an arithmetic number, because the mean of its divisors is an integer number (6261026046).

Almost surely, 2^12522052091 is an apocalyptic number.

12522052091 is a deficient number, since it is larger than the sum of its proper divisors (1).

12522052091 is an equidigital number, since it uses as much as digits as its factorization.

12522052091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 12522052091 in words is "twelve billion, five hundred twenty-two million, fifty-two thousand, ninety-one".