1129956244036 has 9 divisors (see below), whose sum is σ = 1977427147549. Its totient is φ = 564977059024.

The previous prime is 1129956243979. The next prime is 1129956244099. The reversal of 1129956244036 is 6304426599211.

It is a happy number.

The square root of 1129956244036 is 1062994.

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

It can be written as a sum of positive squares in only one way, i.e., 490826348100 + 639129895936 = 700590^2 + 799456^2 .

It is a super-2 number, since 2×1129956244036² (a number of 25 digits) contains 22 as substring.

It is a Duffinian 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 2 ways as a sum of consecutive naturals, for example, 1860240 + ... + 2391736.

Almost surely, 2^{1129956244036} is an apocalyptic number.

1129956244036 is the 1062994-th square number.

It is an amenable number.

1129956244036 is a deficient number, since it is larger than the sum of its proper divisors (847470903513).

1129956244036 is an frugal number, since it uses more digits than its factorization.

1129956244036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062998 (or 531499 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 1129956244036 in words is "one trillion, one hundred twenty-nine billion, nine hundred fifty-six million, two hundred forty-four thousand, thirty-six".