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1105401 = 311194143
BaseRepresentation
bin100001101110111111001
32002011022210
410031313321
5240333101
635405333
712252513
oct4156771
92064283
101105401
11695560
12453849
132c91ab
1420abb3
1516c7d6
hex10ddf9

1105401 has 32 divisors (see below), whose sum is σ = 1774080. Its totient is φ = 604800.

The previous prime is 1105397. The next prime is 1105427. The reversal of 1105401 is 1045011.

It is a happy number.

It is not a de Polignac number, because 1105401 - 22 = 1105397 is a prime.

It is a super-2 number, since 2×11054012 = 2443822741602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1105441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25686 + ... + 25728.

It is an arithmetic number, because the mean of its divisors is an integer number (55440).

21105401 is an apocalyptic number.

1105401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1105401 is a deficient number, since it is larger than the sum of its proper divisors (668679).

1105401 is a wasteful number, since it uses less digits than its factorization.

1105401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1105401 is about 1051.3805210294. The cubic root of 1105401 is about 103.3966856284.

The spelling of 1105401 in words is "one million, one hundred five thousand, four hundred one".

Divisors: 1 3 11 19 33 41 43 57 123 129 209 451 473 627 779 817 1353 1419 1763 2337 2451 5289 8569 8987 19393 25707 26961 33497 58179 100491 368467 1105401