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BaseRepresentation
bin101001110011110010001
32120121021210
411032132101
5322320001
645210333
714434113
oct5163621
92517253
101370001
11856336
125609a9
1338c769
142793b3
151c0dd6
hex14e791

1370001 has 8 divisors (see below), whose sum is σ = 1833760. Its totient is φ = 909792.

The previous prime is 1369981. The next prime is 1370027. The reversal of 1370001 is 1000731.

Adding to 1370001 its reverse (1000731), we get a palindrome (2370732).

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

It is not a de Polignac number, because 1370001 - 25 = 1369969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1370051) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 210 + ... + 1668.

It is an arithmetic number, because the mean of its divisors is an integer number (229220).

21370001 is an apocalyptic number.

1370001 is the 626-th nonagonal number.

It is an amenable number.

1370001 is a deficient number, since it is larger than the sum of its proper divisors (463759).

1370001 is a wasteful number, since it uses less digits than its factorization.

1370001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775.

The product of its (nonzero) digits is 21, while the sum is 12.

The square root of 1370001 is about 1170.4704182507. The cubic root of 1370001 is about 111.0640811705.

The spelling of 1370001 in words is "one million, three hundred seventy thousand, one".

Divisors: 1 3 313 939 1459 4377 456667 1370001