1171734307906 has 16 divisors (see below), whose sum is σ = 1787813753400. Its totient is φ = 575811434880.

The previous prime is 1171734307871. The next prime is 1171734307937. The reversal of 1171734307906 is 6097034371711.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 449898855025 + 721835452881 = 670745^2 + 849609^2 .

It is a super-2 number, since 2×1171734307906² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1171734307906.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3604731 + ... + 3916318.

Almost surely, 2^{1171734307906} is an apocalyptic number.

1171734307906 is a deficient number, since it is larger than the sum of its proper divisors (616079445494).

1171734307906 is a wasteful number, since it uses less digits than its factorization.

1171734307906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7522389.

The product of its (nonzero) digits is 666792, while the sum is 49.

The spelling of 1171734307906 in words is "one trillion, one hundred seventy-one billion, seven hundred thirty-four million, three hundred seven thousand, nine hundred six".