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1122110997 = 3753433857
BaseRepresentation
bin100001011100010…
…0000111000010101
32220012110010220120
41002320200320111
54244230022442
6303202422153
736543533430
oct10270407025
92805403816
101122110997
11526447667
12273961959
1314b622c07
14a9056817
15687a24ec
hex42e20e15

1122110997 has 8 divisors (see below), whose sum is σ = 1709883456. Its totient is φ = 641206272.

The previous prime is 1122110989. The next prime is 1122111013. The reversal of 1122110997 is 7990112211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1122110997 - 23 = 1122110989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122110917) 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, 26716908 + ... + 26716949.

It is an arithmetic number, because the mean of its divisors is an integer number (213735432).

Almost surely, 21122110997 is an apocalyptic number.

It is an amenable number.

1122110997 is a deficient number, since it is larger than the sum of its proper divisors (587772459).

1122110997 is an equidigital number, since it uses as much as digits as its factorization.

1122110997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53433867.

The product of its (nonzero) digits is 2268, while the sum is 33.

The square root of 1122110997 is about 33497.9252641115. The cubic root of 1122110997 is about 1039.1508715584.

The spelling of 1122110997 in words is "one billion, one hundred twenty-two million, one hundred ten thousand, nine hundred ninety-seven".

Divisors: 1 3 7 21 53433857 160301571 374036999 1122110997