45356839 has 4 divisors (see below), whose sum is σ = 49480200. Its totient is φ = 41233480.

The previous prime is 45356837. The next prime is 45356849. The reversal of 45356839 is 93865354.

45356839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45356839 - 2¹ = 45356837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45356795 and 45356804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45356837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2061664 + ... + 2061685.

It is an arithmetic number, because the mean of its divisors is an integer number (12370050).

Almost surely, 2^45356839 is an apocalyptic number.

45356839 is a deficient number, since it is larger than the sum of its proper divisors (4123361).

45356839 is a wasteful number, since it uses less digits than its factorization.

45356839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123360.

The product of its digits is 388800, while the sum is 43.

The square root of 45356839 is about 6734.7486218863. The cubic root of 45356839 is about 356.6270326976.

The spelling of 45356839 in words is "forty-five million, three hundred fifty-six thousand, eight hundred thirty-nine".