44144501 has 2 divisors, whose sum is σ = 44144502. Its totient is φ = 44144500.

The previous prime is 44144497. The next prime is 44144509. The reversal of 44144501 is 10544144.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41667025 + 2477476 = 6455^2 + 1574^2 .

It is a cyclic number.

It is not a de Polignac number, because 44144501 - 2² = 44144497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44144509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22072250 + 22072251.

It is an arithmetic number, because the mean of its divisors is an integer number (22072251).

Almost surely, 2^44144501 is an apocalyptic number.

It is an amenable number.

44144501 is a deficient number, since it is larger than the sum of its proper divisors (1).

44144501 is an equidigital number, since it uses as much as digits as its factorization.

44144501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 44144501 is about 6644.1328252828. The cubic root of 44144501 is about 353.4208800706.

Adding to 44144501 its reverse (10544144), we get a palindrome (54688645).

The spelling of 44144501 in words is "forty-four million, one hundred forty-four thousand, five hundred one".