351779 has 2 divisors, whose sum is σ = 351780. Its totient is φ = 351778.

The previous prime is 351773. The next prime is 351797. The reversal of 351779 is 977153.

Together with next prime (351797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 351779 - 2⁴ = 351763 is a prime.

It is a super-3 number, since 3×351779³ = 130596333639906417, which contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (351773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175889 + 175890.

It is an arithmetic number, because the mean of its divisors is an integer number (175890).

2³⁵¹⁷⁷⁹ is an apocalyptic number.

351779 is a deficient number, since it is larger than the sum of its proper divisors (1).

351779 is an equidigital number, since it uses as much as digits as its factorization.

351779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6615, while the sum is 32.

The square root of 351779 is about 593.1096020130. The cubic root of 351779 is about 70.5921869656.

The spelling of 351779 in words is "three hundred fifty-one thousand, seven hundred seventy-nine".