144070617 has 4 divisors (see below), whose sum is σ = 192094160. Its totient is φ = 96047076.

The previous prime is 144070607. The next prime is 144070639. The reversal of 144070617 is 716070441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 144070617 - 2¹² = 144066521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144070607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24011767 + ... + 24011772.

It is an arithmetic number, because the mean of its divisors is an integer number (48023540).

Almost surely, 2^144070617 is an apocalyptic number.

It is an amenable number.

144070617 is a deficient number, since it is larger than the sum of its proper divisors (48023543).

144070617 is an equidigital number, since it uses as much as digits as its factorization.

144070617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48023542.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 144070617 is about 12002.9420143563. The cubic root of 144070617 is about 524.2339448839.

The spelling of 144070617 in words is "one hundred forty-four million, seventy thousand, six hundred seventeen".