144744823 has 2 divisors, whose sum is σ = 144744824. Its totient is φ = 144744822.

The previous prime is 144744811. The next prime is 144744833. The reversal of 144744823 is 328447441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144744823 - 2⁹ = 144744311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144744833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72372411 + 72372412.

It is an arithmetic number, because the mean of its divisors is an integer number (72372412).

Almost surely, 2^144744823 is an apocalyptic number.

144744823 is a deficient number, since it is larger than the sum of its proper divisors (1).

144744823 is an equidigital number, since it uses as much as digits as its factorization.

144744823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86016, while the sum is 37.

The square root of 144744823 is about 12030.9942648145. The cubic root of 144744823 is about 525.0504235772.

The spelling of 144744823 in words is "one hundred forty-four million, seven hundred forty-four thousand, eight hundred twenty-three".