1151666560061 has 8 divisors (see below), whose sum is σ = 1173587215104. Its totient is φ = 1129752982800.

The previous prime is 1151666560001. The next prime is 1151666560069. The reversal of 1151666560061 is 1600656661511.

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-1151666560061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1151666559994 and 1151666560021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151666560069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440341 + ... + 2092346.

It is an arithmetic number, because the mean of its divisors is an integer number (146698401888).

Almost surely, 2^{1151666560061} is an apocalyptic number.

It is an amenable number.

1151666560061 is a deficient number, since it is larger than the sum of its proper divisors (21920655043).

1151666560061 is an equidigital number, since it uses as much as digits as its factorization.

1151666560061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3538891.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 1151666560061 in words is "one trillion, one hundred fifty-one billion, six hundred sixty-six million, five hundred sixty thousand, sixty-one".