1159913 has 16 divisors (see below), whose sum is σ = 1313280. Its totient is φ = 1020096.

The previous prime is 1159909. The next prime is 1159919. The reversal of 1159913 is 3199511.

It is not a de Polignac number, because 1159913 - 2² = 1159909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1159919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24656 + ... + 24702.

It is an arithmetic number, because the mean of its divisors is an integer number (82080).

2^1159913 is an apocalyptic number.

It is an amenable number.

1159913 is a deficient number, since it is larger than the sum of its proper divisors (153367).

1159913 is a wasteful number, since it uses less digits than its factorization.

1159913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136.

The product of its digits is 1215, while the sum is 29.

The square root of 1159913 is about 1076.9925719335. The cubic root of 1159913 is about 105.0691305902.

The spelling of 1159913 in words is "one million, one hundred fifty-nine thousand, nine hundred thirteen".