Search a number
-
+
1494709 is a prime number
BaseRepresentation
bin101101100111010110101
32210221100121
411230322311
5340312314
652011541
715463516
oct5547265
92727317
101494709
11930aa7
12600bb1
13404458
142aca0d
151e7d24
hex16ceb5

1494709 has 2 divisors, whose sum is σ = 1494710. Its totient is φ = 1494708.

The previous prime is 1494707. The next prime is 1494719. The reversal of 1494709 is 9074941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 819025 + 675684 = 905^2 + 822^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494709 - 21 = 1494707 is a prime.

Together with 1494707, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

1494709 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494707) 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 as a sum of consecutive naturals, namely, 747354 + 747355.

It is an arithmetic number, because the mean of its divisors is an integer number (747355).

21494709 is an apocalyptic number.

It is an amenable number.

1494709 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494709 is an equidigital number, since it uses as much as digits as its factorization.

1494709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 1494709 is about 1222.5829215231. The cubic root of 1494709 is about 114.3366727363.

The spelling of 1494709 in words is "one million, four hundred ninety-four thousand, seven hundred nine".