354401477 has 2 divisors, whose sum is σ = 354401478. Its totient is φ = 354401476.

The previous prime is 354401419. The next prime is 354401539. The reversal of 354401477 is 774104453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299774596 + 54626881 = 17314^2 + 7391^2 .

It is a cyclic number.

It is not a de Polignac number, because 354401477 - 2⁶ = 354401413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354400477) 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, 177200738 + 177200739.

It is an arithmetic number, because the mean of its divisors is an integer number (177200739).

Almost surely, 2^354401477 is an apocalyptic number.

It is an amenable number.

354401477 is a deficient number, since it is larger than the sum of its proper divisors (1).

354401477 is an equidigital number, since it uses as much as digits as its factorization.

354401477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 354401477 is about 18825.5538298346. The cubic root of 354401477 is about 707.6717206486.

The spelling of 354401477 in words is "three hundred fifty-four million, four hundred one thousand, four hundred seventy-seven".