144896077 has 4 divisors (see below), whose sum is σ = 149570176. Its totient is φ = 140221980.

The previous prime is 144896057. The next prime is 144896099. The reversal of 144896077 is 770698441.

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 a cyclic number.

It is not a de Polignac number, because 144896077 - 2¹⁵ = 144863309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144896057) 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, 2337003 + ... + 2337064.

It is an arithmetic number, because the mean of its divisors is an integer number (37392544).

Almost surely, 2^144896077 is an apocalyptic number.

It is an amenable number.

144896077 is a deficient number, since it is larger than the sum of its proper divisors (4674099).

144896077 is an equidigital number, since it uses as much as digits as its factorization.

144896077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4674098.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 144896077 is about 12037.2786376323. The cubic root of 144896077 is about 525.2332472267.

The spelling of 144896077 in words is "one hundred forty-four million, eight hundred ninety-six thousand, seventy-seven".