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BaseRepresentation
bin100011001010000000001
32011112020201
410121100001
5243331001
640405201
712535414
oct4312001
92145221
101152001
11717574
12476801
13314476
1421db7b
1517b501
hex119401

1152001 has 4 divisors (see below), whose sum is σ = 1202112. Its totient is φ = 1101892.

The previous prime is 1151999. The next prime is 1152023. The reversal of 1152001 is 1002511.

Adding to 1152001 its reverse (1002511), we get a palindrome (2154512).

It can be divided in two parts, 115 and 2001, that added together give a square (2116 = 462).

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1152001 - 21 = 1151999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25021 + ... + 25066.

It is an arithmetic number, because the mean of its divisors is an integer number (300528).

21152001 is an apocalyptic number.

It is an amenable number.

1152001 is a deficient number, since it is larger than the sum of its proper divisors (50111).

1152001 is an equidigital number, since it uses as much as digits as its factorization.

1152001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50110.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 1152001 is about 1073.3130950473. The cubic root of 1152001 is about 104.8296861010.

The spelling of 1152001 in words is "one million, one hundred fifty-two thousand, one".

Divisors: 1 23 50087 1152001