44561977 has 2 divisors, whose sum is σ = 44561978. Its totient is φ = 44561976.

The previous prime is 44561941. The next prime is 44561983. The reversal of 44561977 is 77916544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31573161 + 12988816 = 5619^2 + 3604^2 .

It is a cyclic number.

It is not a de Polignac number, because 44561977 - 2¹¹ = 44559929 is a prime.

It is not a weakly prime, because it can be changed into another prime (44561177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22280988 + 22280989.

It is an arithmetic number, because the mean of its divisors is an integer number (22280989).

Almost surely, 2^44561977 is an apocalyptic number.

It is an amenable number.

44561977 is a deficient number, since it is larger than the sum of its proper divisors (1).

44561977 is an equidigital number, since it uses as much as digits as its factorization.

44561977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 44561977 is about 6675.4757882866. The cubic root of 44561977 is about 354.5314906679.

The spelling of 44561977 in words is "forty-four million, five hundred sixty-one thousand, nine hundred seventy-seven".