144598939 has 2 divisors, whose sum is σ = 144598940. Its totient is φ = 144598938.

The previous prime is 144598897. The next prime is 144598943. The reversal of 144598939 is 939895441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144598939 - 2⁹ = 144598427 is a prime.

It is not a weakly prime, because it can be changed into another prime (144598739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72299469 + 72299470.

It is an arithmetic number, because the mean of its divisors is an integer number (72299470).

Almost surely, 2^144598939 is an apocalyptic number.

144598939 is a deficient number, since it is larger than the sum of its proper divisors (1).

144598939 is an equidigital number, since it uses as much as digits as its factorization.

144598939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1399680, while the sum is 52.

The square root of 144598939 is about 12024.9298958455. The cubic root of 144598939 is about 524.8739700504.

The spelling of 144598939 in words is "one hundred forty-four million, five hundred ninety-eight thousand, nine hundred thirty-nine".