144415613 has 2 divisors, whose sum is σ = 144415614. Its totient is φ = 144415612.

The previous prime is 144415573. The next prime is 144415651. The reversal of 144415613 is 316514441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142730809 + 1684804 = 11947^2 + 1298^2 .

It is a cyclic number.

It is not a de Polignac number, because 144415613 - 2⁶ = 144415549 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144415213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72207806 + 72207807.

It is an arithmetic number, because the mean of its divisors is an integer number (72207807).

Almost surely, 2^144415613 is an apocalyptic number.

It is an amenable number.

144415613 is a deficient number, since it is larger than the sum of its proper divisors (1).

144415613 is an equidigital number, since it uses as much as digits as its factorization.

144415613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

The square root of 144415613 is about 12017.3047310951. The cubic root of 144415613 is about 524.6520603107.

The spelling of 144415613 in words is "one hundred forty-four million, four hundred fifteen thousand, six hundred thirteen".