44103421987 has 2 divisors, whose sum is σ = 44103421988. Its totient is φ = 44103421986.

The previous prime is 44103421981. The next prime is 44103422021. The reversal of 44103421987 is 78912430144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44103421987 - 2¹⁵ = 44103389219 is a prime.

It is a super-2 number, since 2×44103421987² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44103421981) 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, 22051710993 + 22051710994.

It is an arithmetic number, because the mean of its divisors is an integer number (22051710994).

Almost surely, 2^44103421987 is an apocalyptic number.

44103421987 is a deficient number, since it is larger than the sum of its proper divisors (1).

44103421987 is an equidigital number, since it uses as much as digits as its factorization.

44103421987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 44103421987 in words is "forty-four billion, one hundred three million, four hundred twenty-one thousand, nine hundred eighty-seven".