2054354405 has 8 divisors (see below), whose sum is σ = 2525352984. Its totient is φ = 1603398400.

The previous prime is 2054354381. The next prime is 2054354417. The reversal of 2054354405 is 5044534502.

It can be written as a sum of positive squares in 4 ways, for example, as 38613796 + 2015740609 = 6214^2 + 44897^2 .

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

It is not a de Polignac number, because 2054354405 - 2⁸ = 2054354149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5010416 + ... + 5010825.

It is an arithmetic number, because the mean of its divisors is an integer number (315669123).

Almost surely, 2^2054354405 is an apocalyptic number.

It is an amenable number.

2054354405 is a deficient number, since it is larger than the sum of its proper divisors (470998579).

2054354405 is a wasteful number, since it uses less digits than its factorization.

2054354405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021287.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 2054354405 is about 45324.9865416417. The cubic root of 2054354405 is about 1271.2328955724.

Adding to 2054354405 its reverse (5044534502), we get a palindrome (7098888907).

The spelling of 2054354405 in words is "two billion, fifty-four million, three hundred fifty-four thousand, four hundred five".