144555103991 has 2 divisors, whose sum is σ = 144555103992. Its totient is φ = 144555103990.

The previous prime is 144555103981. The next prime is 144555104047. The reversal of 144555103991 is 199301555441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144555103991 - 2²² = 144550909687 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144555103951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72277551995 + 72277551996.

It is an arithmetic number, because the mean of its divisors is an integer number (72277551996).

Almost surely, 2^144555103991 is an apocalyptic number.

144555103991 is a deficient number, since it is larger than the sum of its proper divisors (1).

144555103991 is an equidigital number, since it uses as much as digits as its factorization.

144555103991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486000, while the sum is 47.

The spelling of 144555103991 in words is "one hundred forty-four billion, five hundred fifty-five million, one hundred three thousand, nine hundred ninety-one".