1082521422247 has 2 divisors, whose sum is σ = 1082521422248. Its totient is φ = 1082521422246.

The previous prime is 1082521422233. The next prime is 1082521422299. The reversal of 1082521422247 is 7422241252801.

It is a happy number.

1082521422247 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-1082521422247 is a prime.

It is a super-4 number, since 4×1082521422247⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1082521422847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541260711123 + 541260711124.

It is an arithmetic number, because the mean of its divisors is an integer number (541260711124).

Almost surely, 2^{1082521422247} is an apocalyptic number.

1082521422247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1082521422247 is an equidigital number, since it uses as much as digits as its factorization.

1082521422247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 143360, while the sum is 40.

The spelling of 1082521422247 in words is "one trillion, eighty-two billion, five hundred twenty-one million, four hundred twenty-two thousand, two hundred forty-seven".