44923121 has 4 divisors (see below), whose sum is σ = 44961252. Its totient is φ = 44884992.

The previous prime is 44923103. The next prime is 44923139. The reversal of 44923121 is 12132944.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (44923103) and next prime (44923139).

It can be written as a sum of positive squares in 2 ways, for example, as 34105600 + 10817521 = 5840^2 + 3289^2 .

It is a cyclic number.

It is not a de Polignac number, because 44923121 - 2⁶ = 44923057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44923321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17240 + ... + 19673.

It is an arithmetic number, because the mean of its divisors is an integer number (11240313).

Almost surely, 2^44923121 is an apocalyptic number.

It is an amenable number.

44923121 is a deficient number, since it is larger than the sum of its proper divisors (38131).

44923121 is a wasteful number, since it uses less digits than its factorization.

44923121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38130.

The product of its digits is 1728, while the sum is 26.

The square root of 44923121 is about 6702.4712606620. The cubic root of 44923121 is about 355.4866591370.

The spelling of 44923121 in words is "forty-four million, nine hundred twenty-three thousand, one hundred twenty-one".