1082811263525 has 6 divisors (see below), whose sum is σ = 1342685966802. Its totient is φ = 866249010800.

The previous prime is 1082811263477. The next prime is 1082811263533. The reversal of 1082811263525 is 5253621182801.

It can be written as a sum of positive squares in 3 ways, for example, as 12035406436 + 1070775857089 = 109706^2 + 1034783^2 .

It is not a de Polignac number, because 1082811263525 - 2¹² = 1082811259429 is a prime.

It is a super-3 number, since 3×1082811263525³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 21656225246 + ... + 21656225295.

It is an arithmetic number, because the mean of its divisors is an integer number (223780994467).

Almost surely, 2^{1082811263525} is an apocalyptic number.

It is an amenable number.

1082811263525 is a deficient number, since it is larger than the sum of its proper divisors (259874703277).

1082811263525 is an equidigital number, since it uses as much as digits as its factorization.

1082811263525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43312450551 (or 43312450546 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 44.

The spelling of 1082811263525 in words is "one trillion, eighty-two billion, eight hundred eleven million, two hundred sixty-three thousand, five hundred twenty-five".