144970721263 has 2 divisors, whose sum is σ = 144970721264. Its totient is φ = 144970721262.

The previous prime is 144970721213. The next prime is 144970721309. The reversal of 144970721263 is 362127079441.

It is an a-pointer prime, because the next prime (144970721309) can be obtained adding 144970721263 to its sum of digits (46).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144970721263 - 2⁹ = 144970720751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144970721213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72485360631 + 72485360632.

It is an arithmetic number, because the mean of its divisors is an integer number (72485360632).

Almost surely, 2^144970721263 is an apocalyptic number.

144970721263 is a deficient number, since it is larger than the sum of its proper divisors (1).

144970721263 is an equidigital number, since it uses as much as digits as its factorization.

144970721263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 144970721263 in words is "one hundred forty-four billion, nine hundred seventy million, seven hundred twenty-one thousand, two hundred sixty-three".