1350457 has 2 divisors, whose sum is σ = 1350458. Its totient is φ = 1350456.

The previous prime is 1350449. The next prime is 1350467. The reversal of 1350457 is 7540531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 826281 + 524176 = 909^2 + 724^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350457 - 2³ = 1350449 is a prime.

It is not a weakly prime, because it can be changed into another prime (1350467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675228 + 675229.

It is an arithmetic number, because the mean of its divisors is an integer number (675229).

2^1350457 is an apocalyptic number.

It is an amenable number.

1350457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350457 is an equidigital number, since it uses as much as digits as its factorization.

1350457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 1350457 is about 1162.0916487093. The cubic root of 1350457 is about 110.5334146811.

Adding to 1350457 its reverse (7540531), we get a palindrome (8890988).

The spelling of 1350457 in words is "one million, three hundred fifty thousand, four hundred fifty-seven".