45100239 has 4 divisors (see below), whose sum is σ = 60133656. Its totient is φ = 30066824.

The previous prime is 45100207. The next prime is 45100259. The reversal of 45100239 is 93200154.

45100239 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 45100239 - 2⁵ = 45100207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45100259) 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, 7516704 + ... + 7516709.

It is an arithmetic number, because the mean of its divisors is an integer number (15033414).

Almost surely, 2^45100239 is an apocalyptic number.

45100239 is a deficient number, since it is larger than the sum of its proper divisors (15033417).

45100239 is a wasteful number, since it uses less digits than its factorization.

45100239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15033416.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 45100239 is about 6715.6711503766. The cubic root of 45100239 is about 355.9532378717.

The spelling of 45100239 in words is "forty-five million, one hundred thousand, two hundred thirty-nine".