3540909945 has 16 divisors (see below), whose sum is σ = 5729114880. Its totient is φ = 1867265664.

The previous prime is 3540909929. The next prime is 3540909959. The reversal of 3540909945 is 5499090453.

3540909945 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3540909945 - 2⁴ = 3540909929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3540909894 and 3540909903.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1324849 + ... + 1327518.

It is an arithmetic number, because the mean of its divisors is an integer number (358069680).

Almost surely, 2^3540909945 is an apocalyptic number.

It is an amenable number.

3540909945 is a deficient number, since it is larger than the sum of its proper divisors (2188204935).

3540909945 is a wasteful number, since it uses less digits than its factorization.

3540909945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2652464.

The product of its (nonzero) digits is 874800, while the sum is 48.

The square root of 3540909945 is about 59505.5454978778. The cubic root of 3540909945 is about 1524.1871429067.

The spelling of 3540909945 in words is "three billion, five hundred forty million, nine hundred nine thousand, nine hundred forty-five".