355946141 has 2 divisors, whose sum is σ = 355946142. Its totient is φ = 355946140.

The previous prime is 355946117. The next prime is 355946189. The reversal of 355946141 is 141649553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354230041 + 1716100 = 18821^2 + 1310^2 .

It is a cyclic number.

It is not a de Polignac number, because 355946141 - 2²⁶ = 288837277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 355946095 and 355946104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355946111) 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, 177973070 + 177973071.

It is an arithmetic number, because the mean of its divisors is an integer number (177973071).

Almost surely, 2^355946141 is an apocalyptic number.

It is an amenable number.

355946141 is a deficient number, since it is larger than the sum of its proper divisors (1).

355946141 is an equidigital number, since it uses as much as digits as its factorization.

355946141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 38.

The square root of 355946141 is about 18866.5349494813. The cubic root of 355946141 is about 708.6983630458.

The spelling of 355946141 in words is "three hundred fifty-five million, nine hundred forty-six thousand, one hundred forty-one".