1156459 has 8 divisors (see below), whose sum is σ = 1246320. Its totient is φ = 1069056.

The previous prime is 1156457. The next prime is 1156483. The reversal of 1156459 is 9546511.

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 1156459 - 2¹ = 1156457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1156459.

It is not an unprimeable number, because it can be changed into a prime (1156451) 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 7 ways as a sum of consecutive naturals, for example, 427 + ... + 1579.

It is an arithmetic number, because the mean of its divisors is an integer number (155790).

2^1156459 is an apocalyptic number.

1156459 is a deficient number, since it is larger than the sum of its proper divisors (89861).

1156459 is a wasteful number, since it uses less digits than its factorization.

1156459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229.

The product of its digits is 5400, while the sum is 31.

The square root of 1156459 is about 1075.3878370151. The cubic root of 1156459 is about 104.9647349449.

It can be divided in two parts, 11564 and 59, that multiplied together give a square (682276 = 826²).

The spelling of 1156459 in words is "one million, one hundred fifty-six thousand, four hundred fifty-nine".