1289410212484 has 9 divisors (see below), whose sum is σ = 2256471846181. Its totient is φ = 644703970720.

The previous prime is 1289410212481. The next prime is 1289410212487. The reversal of 1289410212484 is 4842120149821.

The square root of 1289410212484 is 1135522.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (1289410212481) and next prime (1289410212487).

It can be written as a sum of positive squares in only one way, i.e., 44132766084 + 1245277446400 = 210078^2 + 1115920^2 .

It is a super-3 number, since 3×1289410212484³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1289410212481) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 1987164 + ... + 2554924.

Almost surely, 2^{1289410212484} is an apocalyptic number.

1289410212484 is the 1135522-nd square number.

It is an amenable number.

1289410212484 is a deficient number, since it is larger than the sum of its proper divisors (967061633697).

1289410212484 is an frugal number, since it uses more digits than its factorization.

1289410212484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135526 (or 567763 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 46.

The spelling of 1289410212484 in words is "one trillion, two hundred eighty-nine billion, four hundred ten million, two hundred twelve thousand, four hundred eighty-four".