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11121375855541 = 747140923991181
BaseRepresentation
bin1010000111010110010110…
…1010000100001110110101
31110101012012210201222210111
42201311211222010032311
52424203034204334131
635353031201223021
72225331030011350
oct241654552041665
943335183658714
1011121375855541
1135a8604811726
1212b7492331a71
13628983685213
142a63c5507297
1514445c335ab1
hexa1d65a843b5

11121375855541 has 16 divisors (see below), whose sum is σ = 12989785582080. Its totient is φ = 9323164477440.

The previous prime is 11121375855539. The next prime is 11121375855559. The reversal of 11121375855541 is 14555857312111.

It is a cyclic number.

It is not a de Polignac number, because 11121375855541 - 21 = 11121375855539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121375855511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11532030 + ... + 12459151.

It is an arithmetic number, because the mean of its divisors is an integer number (811861598880).

Almost surely, 211121375855541 is an apocalyptic number.

It is an amenable number.

11121375855541 is a deficient number, since it is larger than the sum of its proper divisors (1868409726539).

11121375855541 is a wasteful number, since it uses less digits than its factorization.

11121375855541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23992644.

The product of its digits is 840000, while the sum is 49.

The spelling of 11121375855541 in words is "eleven trillion, one hundred twenty-one billion, three hundred seventy-five million, eight hundred fifty-five thousand, five hundred forty-one".

Divisors: 1 7 47 329 1409 9863 66223 463561 23991181 167938267 1127585507 7893098549 33803574029 236625018203 1588767979363 11121375855541