1167214418061 has 12 divisors (see below), whose sum is σ = 1578514156416. Its totient is φ = 767183175640.

The previous prime is 1167214418017. The next prime is 1167214418099. The reversal of 1167214418061 is 1608144127611.

It is a happy number.

It is not a de Polignac number, because 1167214418061 - 2⁶ = 1167214417997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1167214468061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38575581 + ... + 38605826.

It is an arithmetic number, because the mean of its divisors is an integer number (131542846368).

Almost surely, 2^{1167214418061} is an apocalyptic number.

It is an amenable number.

1167214418061 is a deficient number, since it is larger than the sum of its proper divisors (411299738355).

1167214418061 is an frugal number, since it uses more digits than its factorization.

1167214418061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77181552 (or 77181481 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 42.

The spelling of 1167214418061 in words is "one trillion, one hundred sixty-seven billion, two hundred fourteen million, four hundred eighteen thousand, sixty-one".