44561501 has 2 divisors, whose sum is σ = 44561502. Its totient is φ = 44561500.

The previous prime is 44561401. The next prime is 44561527. The reversal of 44561501 is 10516544.

It is an a-pointer prime, because the next prime (44561527) can be obtained adding 44561501 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39677401 + 4884100 = 6299^2 + 2210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44561501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44561551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22280750 + 22280751.

It is an arithmetic number, because the mean of its divisors is an integer number (22280751).

Almost surely, 2^44561501 is an apocalyptic number.

It is an amenable number.

44561501 is a deficient number, since it is larger than the sum of its proper divisors (1).

44561501 is an equidigital number, since it uses as much as digits as its factorization.

44561501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 44561501 is about 6675.4401353019. The cubic root of 44561501 is about 354.5302283243.

The spelling of 44561501 in words is "forty-four million, five hundred sixty-one thousand, five hundred one".