144487997963 has 2 divisors, whose sum is σ = 144487997964. Its totient is φ = 144487997962.

The previous prime is 144487997923. The next prime is 144487997993. The reversal of 144487997963 is 369799784441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144487997963 is a prime.

It is a super-3 number, since 3×144487997963³ (a number of 34 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (144487997923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72243998981 + 72243998982.

It is an arithmetic number, because the mean of its divisors is an integer number (72243998982).

Almost surely, 2^144487997963 is an apocalyptic number.

144487997963 is a deficient number, since it is larger than the sum of its proper divisors (1).

144487997963 is an equidigital number, since it uses as much as digits as its factorization.

144487997963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 329204736, while the sum is 71.

The spelling of 144487997963 in words is "one hundred forty-four billion, four hundred eighty-seven million, nine hundred ninety-seven thousand, nine hundred sixty-three".