144233399 has 2 divisors, whose sum is σ = 144233400. Its totient is φ = 144233398.

The previous prime is 144233371. The next prime is 144233407. The reversal of 144233399 is 993332441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144233399 - 2²⁴ = 127456183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144233099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72116699 + 72116700.

It is an arithmetic number, because the mean of its divisors is an integer number (72116700).

Almost surely, 2^144233399 is an apocalyptic number.

144233399 is a deficient number, since it is larger than the sum of its proper divisors (1).

144233399 is an equidigital number, since it uses as much as digits as its factorization.

144233399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 38.

The square root of 144233399 is about 12009.7210209064. The cubic root of 144233399 is about 524.4313104358.

The spelling of 144233399 in words is "one hundred forty-four million, two hundred thirty-three thousand, three hundred ninety-nine".