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1232801 is a prime number
BaseRepresentation
bin100101100111110100001
32022122002022
410230332201
5303422201
642231225
713323113
oct4547641
92278068
101232801
11772249
124b5515
1334218b
142413b3
1519541b
hex12cfa1

1232801 has 2 divisors, whose sum is σ = 1232802. Its totient is φ = 1232800.

The previous prime is 1232797. The next prime is 1232809. The reversal of 1232801 is 1082321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1210000 + 22801 = 1100^2 + 151^2 .

It is an emirp because it is prime and its reverse (1082321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1232801 - 22 = 1232797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1232801.

It is not a weakly prime, because it can be changed into another prime (1232809) 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 as a sum of consecutive naturals, namely, 616400 + 616401.

It is an arithmetic number, because the mean of its divisors is an integer number (616401).

21232801 is an apocalyptic number.

It is an amenable number.

1232801 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232801 is an equidigital number, since it uses as much as digits as its factorization.

1232801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1232801 is about 1110.3157208650. The cubic root of 1232801 is about 107.2253961235.

The spelling of 1232801 in words is "one million, two hundred thirty-two thousand, eight hundred one".