Base | Representation |
---|---|

bin | 100010110101100110011 |

3 | 2010222220211 |

4 | 10112230303 |

5 | 243012210 |

6 | 40244551 |

7 | 12463102 |

oct | 4265463 |

9 | 2128824 |

10 | 1141555 |

11 | 70a738 |

12 | 470757 |

13 | 30c79c |

14 | 21a039 |

15 | 17838a |

hex | 116b33 |

1141555 has 4 divisors (see below), whose sum is σ = 1369872. Its totient is φ = 913240.

The previous prime is 1141541. The next prime is 1141571. The reversal of 1141555 is 5551411.

Adding to 1141555 its reverse (5551411), we get a palindrome (6692966).

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5551411 = 769 ⋅7219.

It is not a de Polignac number, because 1141555 - 2^{5} = 1141523 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 114151 + ... + 114160.

It is an arithmetic number, because the mean of its divisors is an integer number (342468).

2^{1141555} is an apocalyptic number.

1141555 is a deficient number, since it is larger than the sum of its proper divisors (228317).

1141555 is an equidigital number, since it uses as much as digits as its factorization.

1141555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228316.

The product of its digits is 500, while the sum is 22.

The square root of 1141555 is about 1068.4357725198. The cubic root of 1141555 is about 104.5118688014.

The spelling of 1141555 in words is "one million, one hundred forty-one thousand, five hundred fifty-five".

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