1294609 has 2 divisors, whose sum is σ = 1294610. Its totient is φ = 1294608.

The previous prime is 1294597. The next prime is 1294621. The reversal of 1294609 is 9064921.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1294597) and next prime (1294621).

It can be written as a sum of positive squares in only one way, i.e., 804609 + 490000 = 897^2 + 700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1294609 is a prime.

1294609 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1294639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647304 + 647305.

It is an arithmetic number, because the mean of its divisors is an integer number (647305).

2^1294609 is an apocalyptic number.

It is an amenable number.

1294609 is a deficient number, since it is larger than the sum of its proper divisors (1).

1294609 is an equidigital number, since it uses as much as digits as its factorization.

1294609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1294609 is about 1137.8088591675. The cubic root of 1294609 is about 108.9882152060.

The spelling of 1294609 in words is "one million, two hundred ninety-four thousand, six hundred nine".