1126120001056 has 12 divisors (see below), whose sum is σ = 2217048752142. Its totient is φ = 563060000512.

The previous prime is 1126120001053. The next prime is 1126120001063. The reversal of 1126120001056 is 6501000216211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 668175456400 + 457944544656 = 817420^2 + 676716^2 .

It is a super-2 number, since 2×1126120001056² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1126120001056.

It is not an unprimeable number, because it can be changed into a prime (1126120001053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17595624985 + ... + 17595625048.

Almost surely, 2^{1126120001056} is an apocalyptic number.

1126120001056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1126120001056 is a deficient number, since it is larger than the sum of its proper divisors (1090928751086).

1126120001056 is an equidigital number, since it uses as much as digits as its factorization.

1126120001056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35191250043 (or 35191250035 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 1126120001056 its reverse (6501000216211), we get a palindrome (7627120217267).

The spelling of 1126120001056 in words is "one trillion, one hundred twenty-six billion, one hundred twenty million, one thousand, fifty-six".