144460619 has 2 divisors, whose sum is σ = 144460620. Its totient is φ = 144460618.

The previous prime is 144460549. The next prime is 144460621. The reversal of 144460619 is 916064441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144460619 - 2²⁰ = 143412043 is a prime.

It is a super-2 number, since 2×144460619² = 41737740883726322, which contains 22 as substring.

Together with 144460621, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144463619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72230309 + 72230310.

It is an arithmetic number, because the mean of its divisors is an integer number (72230310).

Almost surely, 2^144460619 is an apocalyptic number.

144460619 is a deficient number, since it is larger than the sum of its proper divisors (1).

144460619 is an equidigital number, since it uses as much as digits as its factorization.

144460619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 144460619 is about 12019.1771348957. The cubic root of 144460619 is about 524.7065558916.

The spelling of 144460619 in words is "one hundred forty-four million, four hundred sixty thousand, six hundred nineteen".