44725121 has 4 divisors (see below), whose sum is σ = 51114432. Its totient is φ = 38335812.

The previous prime is 44725099. The next prime is 44725141. The reversal of 44725121 is 12152744.

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-44725121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44725141) 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, 3194645 + ... + 3194658.

It is an arithmetic number, because the mean of its divisors is an integer number (12778608).

Almost surely, 2^44725121 is an apocalyptic number.

It is an amenable number.

44725121 is a deficient number, since it is larger than the sum of its proper divisors (6389311).

44725121 is an equidigital number, since it uses as much as digits as its factorization.

44725121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6389310.

The product of its digits is 2240, while the sum is 26.

The square root of 44725121 is about 6687.6842778349. The cubic root of 44725121 is about 354.9636172461.

Adding to 44725121 its reverse (12152744), we get a palindrome (56877865).

The spelling of 44725121 in words is "forty-four million, seven hundred twenty-five thousand, one hundred twenty-one".