1181059 has 8 divisors (see below), whose sum is σ = 1356480. Its totient is φ = 1017000.

The previous prime is 1181057. The next prime is 1181093. The reversal of 1181059 is 9501811.

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 1181059 - 2¹ = 1181057 is a prime.

It is a super-2 number, since 2×1181059² = 2789800722962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1181051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2617 + ... + 3034.

It is an arithmetic number, because the mean of its divisors is an integer number (169560).

2^1181059 is an apocalyptic number.

1181059 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1181059 is a deficient number, since it is larger than the sum of its proper divisors (175421).

1181059 is a wasteful number, since it uses less digits than its factorization.

1181059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5681.

The product of its (nonzero) digits is 360, while the sum is 25.

The square root of 1181059 is about 1086.7653840641. The cubic root of 1181059 is about 105.7037831752.

It can be divided in two parts, 11810 and 59, that multiplied together give a triangular number (696790 = T₁₁₈₀).

The spelling of 1181059 in words is "one million, one hundred eighty-one thousand, fifty-nine".