1162688089 has 8 divisors (see below), whose sum is σ = 1231522920. Its totient is φ = 1093902336.

The previous prime is 1162688057. The next prime is 1162688101. The reversal of 1162688089 is 9808862611.

It can be written as a sum of positive squares in 4 ways, for example, as 219276864 + 943411225 = 14808^2 + 30715^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1162688089 - 2⁵ = 1162688057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1162688029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43897 + ... + 65209.

It is an arithmetic number, because the mean of its divisors is an integer number (153940365).

Almost surely, 2^1162688089 is an apocalyptic number.

It is an amenable number.

1162688089 is a deficient number, since it is larger than the sum of its proper divisors (68834831).

1162688089 is a wasteful number, since it uses less digits than its factorization.

1162688089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24539.

The product of its (nonzero) digits is 331776, while the sum is 49.

The square root of 1162688089 is about 34098.2124018254. The cubic root of 1162688089 is about 1051.5285639996.

The spelling of 1162688089 in words is "one billion, one hundred sixty-two million, six hundred eighty-eight thousand, eighty-nine".