354115009 has 2 divisors, whose sum is σ = 354115010. Its totient is φ = 354115008.

The previous prime is 354115001. The next prime is 354115079. The reversal of 354115009 is 900511453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212576400 + 141538609 = 14580^2 + 11897^2 .

It is an emirp because it is prime and its reverse (900511453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 354115009 - 2³ = 354115001 is a prime.

It is not a weakly prime, because it can be changed into another prime (354115001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177057504 + 177057505.

It is an arithmetic number, because the mean of its divisors is an integer number (177057505).

Almost surely, 2^354115009 is an apocalyptic number.

It is an amenable number.

354115009 is a deficient number, since it is larger than the sum of its proper divisors (1).

354115009 is an equidigital number, since it uses as much as digits as its factorization.

354115009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 354115009 is about 18817.9438037210. The cubic root of 354115009 is about 707.4809953816.

The spelling of 354115009 in words is "three hundred fifty-four million, one hundred fifteen thousand, nine".