354154520105 has 8 divisors (see below), whose sum is σ = 431952398664. Its totient is φ = 278678966400.

The previous prime is 354154520101. The next prime is 354154520147. The reversal of 354154520105 is 501025451453.

It can be written as a sum of positive squares in 4 ways, for example, as 16528444969 + 337626075136 = 128563^2 + 581056^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 354154520105 - 2² = 354154520101 is a prime.

It is a super-2 number, since 2×354154520105² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354154520101) 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 in 7 ways as a sum of consecutive naturals, for example, 580580876 + ... + 580581485.

It is an arithmetic number, because the mean of its divisors is an integer number (53994049833).

Almost surely, 2^354154520105 is an apocalyptic number.

It is an amenable number.

354154520105 is a deficient number, since it is larger than the sum of its proper divisors (77797878559).

354154520105 is a wasteful number, since it uses less digits than its factorization.

354154520105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161162427.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 354154520105 its reverse (501025451453), we get a palindrome (855179971558).

The spelling of 354154520105 in words is "three hundred fifty-four billion, one hundred fifty-four million, five hundred twenty thousand, one hundred five".