1348561 has 2 divisors, whose sum is σ = 1348562. Its totient is φ = 1348560.

The previous prime is 1348553. The next prime is 1348573. The reversal of 1348561 is 1658431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 938961 + 409600 = 969^2 + 640^2 .

It is a cyclic number.

It is not a de Polignac number, because 1348561 - 2³ = 1348553 is a prime.

It is not a weakly prime, because it can be changed into another prime (1348511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674280 + 674281.

It is an arithmetic number, because the mean of its divisors is an integer number (674281).

2^1348561 is an apocalyptic number.

It is an amenable number.

1348561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1348561 is an equidigital number, since it uses as much as digits as its factorization.

1348561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 28.

The square root of 1348561 is about 1161.2755917524. The cubic root of 1348561 is about 110.4816619514.

The spelling of 1348561 in words is "one million, three hundred forty-eight thousand, five hundred sixty-one".