356305013 has 2 divisors, whose sum is σ = 356305014. Its totient is φ = 356305012.

The previous prime is 356304997. The next prime is 356305031. The reversal of 356305013 is 310503653.

Together with next prime (356305031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285711409 + 70593604 = 16903^2 + 8402^2 .

It is a cyclic number.

It is not a de Polignac number, because 356305013 - 2⁴ = 356304997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356305093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178152506 + 178152507.

It is an arithmetic number, because the mean of its divisors is an integer number (178152507).

Almost surely, 2^356305013 is an apocalyptic number.

It is an amenable number.

356305013 is a deficient number, since it is larger than the sum of its proper divisors (1).

356305013 is an equidigital number, since it uses as much as digits as its factorization.

356305013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 356305013 is about 18876.0433618913. The cubic root of 356305013 is about 708.9364576555.

Adding to 356305013 its reverse (310503653), we get a palindrome (666808666).

The spelling of 356305013 in words is "three hundred fifty-six million, three hundred five thousand, thirteen".