144551123 has 2 divisors, whose sum is σ = 144551124. Its totient is φ = 144551122.

The previous prime is 144551111. The next prime is 144551149. The reversal of 144551123 is 321155441.

It is an a-pointer prime, because the next prime (144551149) can be obtained adding 144551123 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144551123 - 2⁶ = 144551059 is a prime.

It is a super-2 number, since 2×144551123² = 41790054321122258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144551092 and 144551101.

It is not a weakly prime, because it can be changed into another prime (144551923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72275561 + 72275562.

It is an arithmetic number, because the mean of its divisors is an integer number (72275562).

Almost surely, 2^144551123 is an apocalyptic number.

144551123 is a deficient number, since it is larger than the sum of its proper divisors (1).

144551123 is an equidigital number, since it uses as much as digits as its factorization.

144551123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2400, while the sum is 26.

The square root of 144551123 is about 12022.9415285944. The cubic root of 144551123 is about 524.8161085362.

The spelling of 144551123 in words is "one hundred forty-four million, five hundred fifty-one thousand, one hundred twenty-three".