1356659 has 2 divisors, whose sum is σ = 1356660. Its totient is φ = 1356658.

The previous prime is 1356647. The next prime is 1356671. The reversal of 1356659 is 9566531.

It is a balanced prime because it is at equal distance from previous prime (1356647) and next prime (1356671).

It is a cyclic number.

It is not a de Polignac number, because 1356659 - 2⁴ = 1356643 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1356629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678329 + 678330.

It is an arithmetic number, because the mean of its divisors is an integer number (678330).

2^1356659 is an apocalyptic number.

1356659 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356659 is an equidigital number, since it uses as much as digits as its factorization.

1356659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 35.

The square root of 1356659 is about 1164.7570562139. The cubic root of 1356659 is about 110.7023652594.

The spelling of 1356659 in words is "one million, three hundred fifty-six thousand, six hundred fifty-nine".