7012409 has 2 divisors, whose sum is σ = 7012410. Its totient is φ = 7012408.

The previous prime is 7012393. The next prime is 7012429. The reversal of 7012409 is 9042107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6996025 + 16384 = 2645^2 + 128^2 .

It is an emirp because it is prime and its reverse (9042107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7012409 - 2⁴ = 7012393 is a prime.

It is not a weakly prime, because it can be changed into another prime (7012429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3506204 + 3506205.

It is an arithmetic number, because the mean of its divisors is an integer number (3506205).

Almost surely, 2^7012409 is an apocalyptic number.

It is an amenable number.

7012409 is a deficient number, since it is larger than the sum of its proper divisors (1).

7012409 is an equidigital number, since it uses as much as digits as its factorization.

7012409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 7012409 is about 2648.0953532681. The cubic root of 7012409 is about 191.4060875639.

The spelling of 7012409 in words is "seven million, twelve thousand, four hundred nine".