1148011 has 4 divisors (see below), whose sum is σ = 1161000. Its totient is φ = 1135024.

The previous prime is 1147997. The next prime is 1148029. The reversal of 1148011 is 1108411.

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 1148011 - 2⁹ = 1147499 is a prime.

It is a super-2 number, since 2×1148011² = 2635858512242, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1148111) 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, 6361 + ... + 6538.

It is an arithmetic number, because the mean of its divisors is an integer number (290250).

2^1148011 is an apocalyptic number.

1148011 is a deficient number, since it is larger than the sum of its proper divisors (12989).

1148011 is an equidigital number, since it uses as much as digits as its factorization.

1148011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12988.

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 1148011 is about 1071.4527521081. The cubic root of 1148011 is about 104.7085188805.

The spelling of 1148011 in words is "one million, one hundred forty-eight thousand, eleven".