1178651965241 has 8 divisors (see below), whose sum is σ = 1180447953984. Its totient is φ = 1176856304400.

The previous prime is 1178651965219. The next prime is 1178651965273. The reversal of 1178651965241 is 1425691568711.

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

It is a cyclic number.

It is not a de Polignac number, because 1178651965241 - 2²⁶ = 1178584856377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1178651965201) 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, 7667846 + ... + 7820048.

It is an arithmetic number, because the mean of its divisors is an integer number (147555994248).

Almost surely, 2^{1178651965241} is an apocalyptic number.

It is an amenable number.

1178651965241 is a deficient number, since it is larger than the sum of its proper divisors (1795988743).

1178651965241 is a wasteful number, since it uses less digits than its factorization.

1178651965241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163951.

The product of its digits is 3628800, while the sum is 56.

The spelling of 1178651965241 in words is "one trillion, one hundred seventy-eight billion, six hundred fifty-one million, nine hundred sixty-five thousand, two hundred forty-one".