1171108167140 has 48 divisors (see below), whose sum is σ = 2469952874928. Its totient is φ = 466423432704.

The previous prime is 1171108167137. The next prime is 1171108167179. The reversal of 1171108167140 is 417618011711.

It can be written as a sum of positive squares in 8 ways, for example, as 558917721664 + 612190445476 = 747608^2 + 782426^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1171108167094 and 1171108167103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4444934 + ... + 4701026.

It is an arithmetic number, because the mean of its divisors is an integer number (51457351561).

Almost surely, 2^{1171108167140} is an apocalyptic number.

1171108167140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1171108167140 is an abundant number, since it is smaller than the sum of its proper divisors (1298844707788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1171108167140 is a wasteful number, since it uses less digits than its factorization.

1171108167140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257088 (or 257086 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 38.

The spelling of 1171108167140 in words is "one trillion, one hundred seventy-one billion, one hundred eight million, one hundred sixty-seven thousand, one hundred forty".