44145099 has 12 divisors (see below), whose sum is σ = 64232376. Its totient is φ = 29214432.

The previous prime is 44145091. The next prime is 44145137. The reversal of 44145099 is 99054144.

It is a happy number.

44145099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44145099 - 2³ = 44145091 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (44145091) 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 11 ways as a sum of consecutive naturals, for example, 16669 + ... + 19134.

It is an arithmetic number, because the mean of its divisors is an integer number (5352698).

Almost surely, 2^44145099 is an apocalyptic number.

44145099 is a deficient number, since it is larger than the sum of its proper divisors (20087277).

44145099 is a wasteful number, since it uses less digits than its factorization.

44145099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35946 (or 35943 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 44145099 is about 6644.1778272409. The cubic root of 44145099 is about 353.4224759261.

The spelling of 44145099 in words is "forty-four million, one hundred forty-five thousand, ninety-nine".