144133919 has 2 divisors, whose sum is σ = 144133920. Its totient is φ = 144133918.

The previous prime is 144133853. The next prime is 144133931. The reversal of 144133919 is 919331441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144133919 - 2¹² = 144129823 is a prime.

It is a super-2 number, since 2×144133919² = 41549173212597122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144103919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72066959 + 72066960.

It is an arithmetic number, because the mean of its divisors is an integer number (72066960).

Almost surely, 2^144133919 is an apocalyptic number.

144133919 is a deficient number, since it is larger than the sum of its proper divisors (1).

144133919 is an equidigital number, since it uses as much as digits as its factorization.

144133919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 35.

The square root of 144133919 is about 12005.5786616056. The cubic root of 144133919 is about 524.3107132510.

The spelling of 144133919 in words is "one hundred forty-four million, one hundred thirty-three thousand, nine hundred nineteen".