2605454043 has 8 divisors (see below), whose sum is σ = 3476610048. Its totient is φ = 1735633704.

The previous prime is 2605454039. The next prime is 2605454077. The reversal of 2605454043 is 3404545062.

2605454043 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2605454043 - 2² = 2605454039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2605453995 and 2605454013.

It is not an unprimeable number, because it can be changed into a prime (2605454003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329355 + ... + 337172.

It is an arithmetic number, because the mean of its divisors is an integer number (434576256).

Almost surely, 2^2605454043 is an apocalyptic number.

2605454043 is a deficient number, since it is larger than the sum of its proper divisors (871156005).

2605454043 is a wasteful number, since it uses less digits than its factorization.

2605454043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667833.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 2605454043 is about 51043.6484099638. The cubic root of 2605454043 is about 1376.0296935844.

The spelling of 2605454043 in words is "two billion, six hundred five million, four hundred fifty-four thousand, forty-three".