45200019 has 8 divisors (see below), whose sum is σ = 60321232. Its totient is φ = 30106080.

The previous prime is 45200003. The next prime is 45200027. The reversal of 45200019 is 91000254.

45200019 is digitally balanced in base 2, because in such base 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 45200019 - 2⁴ = 45200003 is a prime.

It is a super-2 number, since 2×45200019² = 4086083435200722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45199968 and 45200004.

It is not an unprimeable number, because it can be changed into a prime (45200119) 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 7 ways as a sum of consecutive naturals, for example, 2572 + ... + 9849.

It is an arithmetic number, because the mean of its divisors is an integer number (7540154).

Almost surely, 2^45200019 is an apocalyptic number.

45200019 is a deficient number, since it is larger than the sum of its proper divisors (15121213).

45200019 is a wasteful number, since it uses less digits than its factorization.

45200019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13637.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 45200019 is about 6723.0959386283. The cubic root of 45200019 is about 356.2155487768.

The spelling of 45200019 in words is "forty-five million, two hundred thousand, nineteen".