355114561 has 2 divisors, whose sum is σ = 355114562. Its totient is φ = 355114560.

The previous prime is 355114481. The next prime is 355114603. The reversal of 355114561 is 165411553.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 355096336 + 18225 = 18844^2 + 135^2 .

It is an emirp because it is prime and its reverse (165411553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 355114561 - 2⁷ = 355114433 is a prime.

It is a super-2 number, since 2×355114561² = 252212702868445442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (355514561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177557280 + 177557281.

It is an arithmetic number, because the mean of its divisors is an integer number (177557281).

Almost surely, 2^355114561 is an apocalyptic number.

It is an amenable number.

355114561 is a deficient number, since it is larger than the sum of its proper divisors (1).

355114561 is an equidigital number, since it uses as much as digits as its factorization.

355114561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 31.

The square root of 355114561 is about 18844.4835694693. The cubic root of 355114561 is about 708.1460332952.

The spelling of 355114561 in words is "three hundred fifty-five million, one hundred fourteen thousand, five hundred sixty-one".