1350043 has 4 divisors (see below), whose sum is σ = 1358800. Its totient is φ = 1341288.

The previous prime is 1350029. The next prime is 1350047. The reversal of 1350043 is 3400531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1350043 - 2⁹ = 1349531 is a prime.

It is a super-2 number, since 2×1350043² = 3645232203698, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1349999 and 1350026.

It is not an unprimeable number, because it can be changed into a prime (1350047) 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 in 3 ways as a sum of consecutive naturals, for example, 4143 + ... + 4456.

It is an arithmetic number, because the mean of its divisors is an integer number (339700).

2^1350043 is an apocalyptic number.

1350043 is a deficient number, since it is larger than the sum of its proper divisors (8757).

1350043 is an equidigital number, since it uses as much as digits as its factorization.

1350043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8756.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 1350043 is about 1161.9135079686. The cubic root of 1350043 is about 110.5221183790.

Adding to 1350043 its reverse (3400531), we get a palindrome (4750574).

The spelling of 1350043 in words is "one million, three hundred fifty thousand, forty-three".