354495047 has 2 divisors, whose sum is σ = 354495048. Its totient is φ = 354495046.

The previous prime is 354495023. The next prime is 354495059. The reversal of 354495047 is 740594453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354495047 - 2⁶ = 354494983 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 354494995 and 354495013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354495007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177247523 + 177247524.

It is an arithmetic number, because the mean of its divisors is an integer number (177247524).

Almost surely, 2^354495047 is an apocalyptic number.

354495047 is a deficient number, since it is larger than the sum of its proper divisors (1).

354495047 is an equidigital number, since it uses as much as digits as its factorization.

354495047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 354495047 is about 18828.0388516701. The cubic root of 354495047 is about 707.7339956112.

The spelling of 354495047 in words is "three hundred fifty-four million, four hundred ninety-five thousand, forty-seven".