1169338947 has 48 divisors (see below), whose sum is σ = 1862370048. Its totient is φ = 638951040.

The previous prime is 1169338903. The next prime is 1169338981. The reversal of 1169338947 is 7498339611.

It is not a de Polignac number, because 1169338947 - 2¹¹ = 1169336899 is a prime.

Its product of digits (979776) is a multiple of the sum of its prime divisors (567).

It is a self number, because there is not a number n which added to its sum of digits gives 1169338947.

It is not an unprimeable number, because it can be changed into a prime (1169338987) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2536297 + ... + 2536757.

It is an arithmetic number, because the mean of its divisors is an integer number (38799376).

Almost surely, 2^1169338947 is an apocalyptic number.

1169338947 is a deficient number, since it is larger than the sum of its proper divisors (693031101).

1169338947 is an equidigital number, since it uses as much as digits as its factorization.

1169338947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620 (or 567 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 1169338947 is about 34195.5983570985. The cubic root of 1169338947 is about 1053.5297525893.

The spelling of 1169338947 in words is "one billion, one hundred sixty-nine million, three hundred thirty-eight thousand, nine hundred forty-seven".