355134847 has 2 divisors, whose sum is σ = 355134848. Its totient is φ = 355134846.

The previous prime is 355134817. The next prime is 355134869. The reversal of 355134847 is 748431553.

It is a strong prime.

It is an emirp because it is prime and its reverse (748431553) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355134847 is a prime.

It is a super-2 number, since 2×355134847² = 252241519107426818, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355134817) 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, 177567423 + 177567424.

It is an arithmetic number, because the mean of its divisors is an integer number (177567424).

Almost surely, 2^355134847 is an apocalyptic number.

355134847 is a deficient number, since it is larger than the sum of its proper divisors (1).

355134847 is an equidigital number, since it uses as much as digits as its factorization.

355134847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 40.

The square root of 355134847 is about 18845.0218094859. The cubic root of 355134847 is about 708.1595173728.

The spelling of 355134847 in words is "three hundred fifty-five million, one hundred thirty-four thousand, eight hundred forty-seven".