354393029 has 2 divisors, whose sum is σ = 354393030. Its totient is φ = 354393028.

The previous prime is 354393007. The next prime is 354393037. The reversal of 354393029 is 920393453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 348680929 + 5712100 = 18673^2 + 2390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354393029 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 354392983 and 354393001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354393049) 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, 177196514 + 177196515.

It is an arithmetic number, because the mean of its divisors is an integer number (177196515).

Almost surely, 2^354393029 is an apocalyptic number.

It is an amenable number.

354393029 is a deficient number, since it is larger than the sum of its proper divisors (1).

354393029 is an equidigital number, since it uses as much as digits as its factorization.

354393029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 38.

The square root of 354393029 is about 18825.3294526284. The cubic root of 354393029 is about 707.6660975924. Note that the first 3 decimals are identical.

The spelling of 354393029 in words is "three hundred fifty-four million, three hundred ninety-three thousand, twenty-nine".