144314643461 has 2 divisors, whose sum is σ = 144314643462. Its totient is φ = 144314643460.

The previous prime is 144314643439. The next prime is 144314643479. The reversal of 144314643461 is 164346413441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73714965025 + 70599678436 = 271505^2 + 265706^2 .

It is a cyclic number.

It is not a de Polignac number, because 144314643461 - 2¹⁴ = 144314627077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144314643061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72157321730 + 72157321731.

It is an arithmetic number, because the mean of its divisors is an integer number (72157321731).

Almost surely, 2^144314643461 is an apocalyptic number.

It is an amenable number.

144314643461 is a deficient number, since it is larger than the sum of its proper divisors (1).

144314643461 is an equidigital number, since it uses as much as digits as its factorization.

144314643461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 41.

The spelling of 144314643461 in words is "one hundred forty-four billion, three hundred fourteen million, six hundred forty-three thousand, four hundred sixty-one".