1126656516061 has 8 divisors (see below), whose sum is σ = 1180976315904. Its totient is φ = 1073614829280.

The previous prime is 1126656515993. The next prime is 1126656516071. The reversal of 1126656516061 is 1606156566211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1126656516061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126656516071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319526461 + ... + 319529986.

It is an arithmetic number, because the mean of its divisors is an integer number (147622039488).

Almost surely, 2^{1126656516061} is an apocalyptic number.

It is an amenable number.

1126656516061 is a deficient number, since it is larger than the sum of its proper divisors (54319799843).

1126656516061 is an equidigital number, since it uses as much as digits as its factorization.

1126656516061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639056531.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 1126656516061 in words is "one trillion, one hundred twenty-six billion, six hundred fifty-six million, five hundred sixteen thousand, sixty-one".