44121029 has 4 divisors (see below), whose sum is σ = 45544320. Its totient is φ = 42697740.

The previous prime is 44121019. The next prime is 44121037. The reversal of 44121029 is 92012144.

44121029 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44121029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44120995 and 44121013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44121019) 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, 711599 + ... + 711660.

It is an arithmetic number, because the mean of its divisors is an integer number (11386080).

Almost surely, 2^44121029 is an apocalyptic number.

It is an amenable number.

44121029 is a deficient number, since it is larger than the sum of its proper divisors (1423291).

44121029 is a wasteful number, since it uses less digits than its factorization.

44121029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423290.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 44121029 is about 6642.3662199551. The cubic root of 44121029 is about 353.3582300205.

The spelling of 44121029 in words is "forty-four million, one hundred twenty-one thousand, twenty-nine".