354012647 has 2 divisors, whose sum is σ = 354012648. Its totient is φ = 354012646.

The previous prime is 354012623. The next prime is 354012661. The reversal of 354012647 is 746210453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354012647 - 2⁶ = 354012583 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354012677) 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, 177006323 + 177006324.

It is an arithmetic number, because the mean of its divisors is an integer number (177006324).

Almost surely, 2^354012647 is an apocalyptic number.

354012647 is a deficient number, since it is larger than the sum of its proper divisors (1).

354012647 is an equidigital number, since it uses as much as digits as its factorization.

354012647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 354012647 is about 18815.2238094581. The cubic root of 354012647 is about 707.4128196507.

The spelling of 354012647 in words is "three hundred fifty-four million, twelve thousand, six hundred forty-seven".