Search a number
-
+
1250023 is a prime number
BaseRepresentation
bin100110001001011100111
32100111201011
410301023213
5310000043
642443051
713424245
oct4611347
92314634
101250023
11784185
12503487
13349c78
14247795
1519a59d
hex1312e7

1250023 has 2 divisors, whose sum is σ = 1250024. Its totient is φ = 1250022.

The previous prime is 1250021. The next prime is 1250057. The reversal of 1250023 is 3200521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1250023 - 21 = 1250021 is a prime.

Together with 1250021, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1249985 and 1250012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1250021) 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, 625011 + 625012.

It is an arithmetic number, because the mean of its divisors is an integer number (625012).

21250023 is an apocalyptic number.

1250023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250023 is an equidigital number, since it uses as much as digits as its factorization.

1250023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 1250023 is about 1118.0442746153. The cubic root of 1250023 is about 107.7223951908.

Adding to 1250023 its reverse (3200521), we get a palindrome (4450544).

The spelling of 1250023 in words is "one million, two hundred fifty thousand, twenty-three".