18124211527 has 2 divisors, whose sum is σ = 18124211528. Its totient is φ = 18124211526.

The previous prime is 18124211467. The next prime is 18124211533. The reversal of 18124211527 is 72511242181.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18124211527 - 2²⁷ = 17989993799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18124211492 and 18124211501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18124211327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9062105763 + 9062105764.

It is an arithmetic number, because the mean of its divisors is an integer number (9062105764).

Almost surely, 2^18124211527 is an apocalyptic number.

18124211527 is a deficient number, since it is larger than the sum of its proper divisors (1).

18124211527 is an equidigital number, since it uses as much as digits as its factorization.

18124211527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8960, while the sum is 34.

The spelling of 18124211527 in words is "eighteen billion, one hundred twenty-four million, two hundred eleven thousand, five hundred twenty-seven".