1168726653 has 12 divisors (see below), whose sum is σ = 1703939328. Its totient is φ = 771868680.

The previous prime is 1168726639. The next prime is 1168726673. The reversal of 1168726653 is 3566278611.

It is not a de Polignac number, because 1168726653 - 2¹⁰ = 1168725629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1168726599 and 1168726608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168726673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 605853 + ... + 607778.

It is an arithmetic number, because the mean of its divisors is an integer number (141994944).

Almost surely, 2^1168726653 is an apocalyptic number.

It is an amenable number.

1168726653 is a deficient number, since it is larger than the sum of its proper divisors (535212675).

1168726653 is a wasteful number, since it uses less digits than its factorization.

1168726653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213744 (or 1213741 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 1168726653 is about 34186.6443658924. The cubic root of 1168726653 is about 1053.3458359778.

It can be divided in two parts, 1168 and 726653, that added together give a triangular number (727821 = T₁₂₀₆).

The spelling of 1168726653 in words is "one billion, one hundred sixty-eight million, seven hundred twenty-six thousand, six hundred fifty-three".