44145601 has 2 divisors, whose sum is σ = 44145602. Its totient is φ = 44145600.

The previous prime is 44145589. The next prime is 44145613. The reversal of 44145601 is 10654144.

It is a balanced prime because it is at equal distance from previous prime (44145589) and next prime (44145613).

It can be written as a sum of positive squares in only one way, i.e., 28344976 + 15800625 = 5324^2 + 3975^2 .

It is a cyclic number.

It is not a de Polignac number, because 44145601 - 2¹³ = 44137409 is a prime.

It is not a weakly prime, because it can be changed into another prime (44145641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22072800 + 22072801.

It is an arithmetic number, because the mean of its divisors is an integer number (22072801).

Almost surely, 2^44145601 is an apocalyptic number.

It is an amenable number.

44145601 is a deficient number, since it is larger than the sum of its proper divisors (1).

44145601 is an equidigital number, since it uses as much as digits as its factorization.

44145601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 44145601 is about 6644.2156045691. The cubic root of 44145601 is about 353.4238155796.

Adding to 44145601 its reverse (10654144), we get a palindrome (54799745).

The spelling of 44145601 in words is "forty-four million, one hundred forty-five thousand, six hundred one".