356056009 has 2 divisors, whose sum is σ = 356056010. Its totient is φ = 356056008.

The previous prime is 356055977. The next prime is 356056033. The reversal of 356056009 is 900650653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 355699600 + 356409 = 18860^2 + 597^2 .

It is a cyclic number.

It is not a de Polignac number, because 356056009 - 2⁵ = 356055977 is a prime.

It is a zygodrome in base 7.

It is not a weakly prime, because it can be changed into another prime (356056079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178028004 + 178028005.

It is an arithmetic number, because the mean of its divisors is an integer number (178028005).

Almost surely, 2^356056009 is an apocalyptic number.

It is an amenable number.

356056009 is a deficient number, since it is larger than the sum of its proper divisors (1).

356056009 is an equidigital number, since it uses as much as digits as its factorization.

356056009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 356056009 is about 18869.4464412711. The cubic root of 356056009 is about 708.7712722615.

It can be divided in two parts, 35605 and 6009, that added together give a palindrome (41614).

The spelling of 356056009 in words is "three hundred fifty-six million, fifty-six thousand, nine".