44154149 has 4 divisors (see below), whose sum is σ = 47550636. Its totient is φ = 40757664.

The previous prime is 44154133. The next prime is 44154161. The reversal of 44154149 is 94145144.

44154149 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 can be written as a sum of positive squares in 2 ways, for example, as 27196225 + 16957924 = 5215^2 + 4118^2 .

It is a cyclic number.

It is not a de Polignac number, because 44154149 - 2⁴ = 44154133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44154169) 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, 1698224 + ... + 1698249.

It is an arithmetic number, because the mean of its divisors is an integer number (11887659).

Almost surely, 2^44154149 is an apocalyptic number.

It is an amenable number.

44154149 is a deficient number, since it is larger than the sum of its proper divisors (3396487).

44154149 is a wasteful number, since it uses less digits than its factorization.

44154149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396486.

The product of its digits is 11520, while the sum is 32.

The square root of 44154149 is about 6644.8588397347. The cubic root of 44154149 is about 353.4466254915.

The spelling of 44154149 in words is "forty-four million, one hundred fifty-four thousand, one hundred forty-nine".