354047 has 2 divisors, whose sum is σ = 354048. Its totient is φ = 354046.

The previous prime is 354043. The next prime is 354073. The reversal of 354047 is 740453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 354047 - 2² = 354043 is a prime.

It is a Chen prime.

It is equal to p₃₀₂₉₉ and since 354047 and 30299 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177023 + 177024.

It is an arithmetic number, because the mean of its divisors is an integer number (177024).

2³⁵⁴⁰⁴⁷ is an apocalyptic number.

354047 is a deficient number, since it is larger than the sum of its proper divisors (1).

354047 is an equidigital number, since it uses as much as digits as its factorization.

354047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 354047 is about 595.0184871078. The cubic root of 354047 is about 70.7435701099.

The spelling of 354047 in words is "three hundred fifty-four thousand, forty-seven".