7045331 has 2 divisors, whose sum is σ = 7045332. Its totient is φ = 7045330.

The previous prime is 7045309. The next prime is 7045373. The reversal of 7045331 is 1335407.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1335407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7045331 - 2¹⁴ = 7028947 is a prime.

It is a super-2 number, since 2×7045331² = 99273377799122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7045297 and 7045306.

It is not a weakly prime, because it can be changed into another prime (7045301) 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, 3522665 + 3522666.

It is an arithmetic number, because the mean of its divisors is an integer number (3522666).

Almost surely, 2^7045331 is an apocalyptic number.

7045331 is a deficient number, since it is larger than the sum of its proper divisors (1).

7045331 is an equidigital number, since it uses as much as digits as its factorization.

7045331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 7045331 is about 2654.3042402860. The cubic root of 7045331 is about 191.7051590827.

The spelling of 7045331 in words is "seven million, forty-five thousand, three hundred thirty-one".