355090429 has 2 divisors, whose sum is σ = 355090430. Its totient is φ = 355090428.

The previous prime is 355090387. The next prime is 355090433. The reversal of 355090429 is 924090553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242518329 + 112572100 = 15573^2 + 10610^2 .

It is an emirp because it is prime and its reverse (924090553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 355090429 - 2¹⁷ = 354959357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355690429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177545214 + 177545215.

It is an arithmetic number, because the mean of its divisors is an integer number (177545215).

Almost surely, 2^355090429 is an apocalyptic number.

It is an amenable number.

355090429 is a deficient number, since it is larger than the sum of its proper divisors (1).

355090429 is an equidigital number, since it uses as much as digits as its factorization.

355090429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 355090429 is about 18843.8432651092. The cubic root of 355090429 is about 708.1299921176.

The spelling of 355090429 in words is "three hundred fifty-five million, ninety thousand, four hundred twenty-nine".