116589511 has 4 divisors (see below), whose sum is σ = 117721552. Its totient is φ = 115457472.

The previous prime is 116589509. The next prime is 116589589. The reversal of 116589511 is 115985611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116589511 - 2¹ = 116589509 is a prime.

It is a super-2 number, since 2×116589511² = 27186228150438242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116589311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565866 + ... + 566071.

It is an arithmetic number, because the mean of its divisors is an integer number (29430388).

Almost surely, 2^116589511 is an apocalyptic number.

116589511 is a deficient number, since it is larger than the sum of its proper divisors (1132041).

116589511 is a wasteful number, since it uses less digits than its factorization.

116589511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132040.

The product of its digits is 10800, while the sum is 37.

The square root of 116589511 is about 10797.6622932929. The cubic root of 116589511 is about 488.5246627514.

The spelling of 116589511 in words is "one hundred sixteen million, five hundred eighty-nine thousand, five hundred eleven".