354450407 has 2 divisors, whose sum is σ = 354450408. Its totient is φ = 354450406.

The previous prime is 354450361. The next prime is 354450409. The reversal of 354450407 is 704054453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354450407 - 2²⁶ = 287341543 is a prime.

Together with 354450409, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354450409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177225203 + 177225204.

It is an arithmetic number, because the mean of its divisors is an integer number (177225204).

Almost surely, 2^354450407 is an apocalyptic number.

354450407 is a deficient number, since it is larger than the sum of its proper divisors (1).

354450407 is an equidigital number, since it uses as much as digits as its factorization.

354450407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 354450407 is about 18826.8533483426. The cubic root of 354450407 is about 707.7042870891.

The spelling of 354450407 in words is "three hundred fifty-four million, four hundred fifty thousand, four hundred seven".