1350857 has 2 divisors, whose sum is σ = 1350858. Its totient is φ = 1350856.

The previous prime is 1350851. The next prime is 1350883. The reversal of 1350857 is 7580531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 913936 + 436921 = 956^2 + 661^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1350857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1350851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675428 + 675429.

It is an arithmetic number, because the mean of its divisors is an integer number (675429).

2^1350857 is an apocalyptic number.

It is an amenable number.

1350857 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350857 is an equidigital number, since it uses as much as digits as its factorization.

1350857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 1350857 is about 1162.2637394327. The cubic root of 1350857 is about 110.5443267899.

The spelling of 1350857 in words is "one million, three hundred fifty thousand, eight hundred fifty-seven".