1169008479 has 6 divisors (see below), whose sum is σ = 1688567816. Its totient is φ = 779338980.

The previous prime is 1169008471. The next prime is 1169008493. The reversal of 1169008479 is 9748009611.

It is a happy number.

It is not a de Polignac number, because 1169008479 - 2³ = 1169008471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1169008471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64944907 + ... + 64944924.

Almost surely, 2^1169008479 is an apocalyptic number.

1169008479 is a deficient number, since it is larger than the sum of its proper divisors (519559337).

1169008479 is a wasteful number, since it uses less digits than its factorization.

1169008479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129889837 (or 129889834 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 1169008479 is about 34190.7659902495. The cubic root of 1169008479 is about 1053.4304968876.

The spelling of 1169008479 in words is "one billion, one hundred sixty-nine million, eight thousand, four hundred seventy-nine".