1160921 has 8 divisors (see below), whose sum is σ = 1197504. Its totient is φ = 1125040.

The previous prime is 1160911. The next prime is 1160927. The reversal of 1160921 is 1290611.

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 1160921 - 2¹⁴ = 1144537 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 1160893 and 1160902.

It is not an unprimeable number, because it can be changed into a prime (1160927) 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, 5795 + ... + 5991.

It is an arithmetic number, because the mean of its divisors is an integer number (149688).

2^1160921 is an apocalyptic number.

It is an amenable number.

1160921 is a deficient number, since it is larger than the sum of its proper divisors (36583).

1160921 is an equidigital number, since it uses as much as digits as its factorization.

1160921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1160921 is about 1077.4604401091. The cubic root of 1160921 is about 105.0995578777.

The spelling of 1160921 in words is "one million, one hundred sixty thousand, nine hundred twenty-one".