354234322447 has 2 divisors, whose sum is σ = 354234322448. Its totient is φ = 354234322446.

The previous prime is 354234322397. The next prime is 354234322511. The reversal of 354234322447 is 744223432453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 354234322447 - 2²⁷ = 354100104719 is a prime.

It is a super-3 number, since 3×354234322447³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354234322847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177117161223 + 177117161224.

It is an arithmetic number, because the mean of its divisors is an integer number (177117161224).

Almost surely, 2^354234322447 is an apocalyptic number.

354234322447 is a deficient number, since it is larger than the sum of its proper divisors (1).

354234322447 is an equidigital number, since it uses as much as digits as its factorization.

354234322447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 43.

The spelling of 354234322447 in words is "three hundred fifty-four billion, two hundred thirty-four million, three hundred twenty-two thousand, four hundred forty-seven".