44978357 has 2 divisors, whose sum is σ = 44978358. Its totient is φ = 44978356.

The previous prime is 44978321. The next prime is 44978359. The reversal of 44978357 is 75387944.

44978357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44970436 + 7921 = 6706^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 44978357 - 2¹⁰ = 44977333 is a prime.

Together with 44978359, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44978359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22489178 + 22489179.

It is an arithmetic number, because the mean of its divisors is an integer number (22489179).

Almost surely, 2^44978357 is an apocalyptic number.

It is an amenable number.

44978357 is a deficient number, since it is larger than the sum of its proper divisors (1).

44978357 is an equidigital number, since it uses as much as digits as its factorization.

44978357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 47.

The square root of 44978357 is about 6706.5905645119. The cubic root of 44978357 is about 355.6322977181.

The spelling of 44978357 in words is "forty-four million, nine hundred seventy-eight thousand, three hundred fifty-seven".