144614131601 has 2 divisors, whose sum is σ = 144614131602. Its totient is φ = 144614131600.

The previous prime is 144614131589. The next prime is 144614131661. The reversal of 144614131601 is 106131416441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123640140625 + 20973990976 = 351625^2 + 144824^2 .

It is an emirp because it is prime and its reverse (106131416441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144614131601 - 2⁶ = 144614131537 is a prime.

It is a super-2 number, since 2×144614131601² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144614131661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72307065800 + 72307065801.

It is an arithmetic number, because the mean of its divisors is an integer number (72307065801).

Almost surely, 2^144614131601 is an apocalyptic number.

It is an amenable number.

144614131601 is a deficient number, since it is larger than the sum of its proper divisors (1).

144614131601 is an equidigital number, since it uses as much as digits as its factorization.

144614131601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 144614131601 in words is "one hundred forty-four billion, six hundred fourteen million, one hundred thirty-one thousand, six hundred one".