1033913 has 4 divisors (see below), whose sum is σ = 1045620. Its totient is φ = 1022208.

The previous prime is 1033867. The next prime is 1033927. The reversal of 1033913 is 3193301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3193301 = 389 ⋅8209.

It can be written as a sum of positive squares in 2 ways, for example, as 273529 + 760384 = 523^2 + 872^2 .

It is a cyclic number.

It is not a de Polignac number, because 1033913 - 2¹⁶ = 968377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1033313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5720 + ... + 5897.

It is an arithmetic number, because the mean of its divisors is an integer number (261405).

2^1033913 is an apocalyptic number.

It is an amenable number.

1033913 is a deficient number, since it is larger than the sum of its proper divisors (11707).

1033913 is an equidigital number, since it uses as much as digits as its factorization.

1033913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11706.

The product of its (nonzero) digits is 243, while the sum is 20.

The square root of 1033913 is about 1016.8151257726. The cubic root of 1033913 is about 101.1178899864.

The spelling of 1033913 in words is "one million, thirty-three thousand, nine hundred thirteen".