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1371097 = 71321961
BaseRepresentation
bin101001110101111011001
32120122210101
411032233121
5322333342
645215401
714440240
oct5165731
92518711
101371097
11857142
12561561
13390100
14279957
151c13b7
hex14ebd9

1371097 has 24 divisors (see below), whose sum is σ = 1815360. Its totient is φ = 1010880.

The previous prime is 1371089. The next prime is 1371103. The reversal of 1371097 is 7901731.

It is a happy number.

It is not a de Polignac number, because 1371097 - 23 = 1371089 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1371017) 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 23 ways as a sum of consecutive naturals, for example, 22447 + ... + 22507.

It is an arithmetic number, because the mean of its divisors is an integer number (75640).

21371097 is an apocalyptic number.

It is an amenable number.

1371097 is a deficient number, since it is larger than the sum of its proper divisors (444263).

1371097 is a wasteful number, since it uses less digits than its factorization.

1371097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 1323, while the sum is 28.

The square root of 1371097 is about 1170.9385124762. The cubic root of 1371097 is about 111.0936903429.

The spelling of 1371097 in words is "one million, three hundred seventy-one thousand, ninety-seven".

Divisors: 1 7 13 19 61 91 133 169 247 427 793 1159 1183 1729 3211 5551 8113 10309 15067 22477 72163 105469 195871 1371097