144964507 has 2 divisors, whose sum is σ = 144964508. Its totient is φ = 144964506.

The previous prime is 144964493. The next prime is 144964543. The reversal of 144964507 is 705469441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144964507 - 2¹¹ = 144962459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144964507.

It is not a weakly prime, because it can be changed into another prime (144964007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72482253 + 72482254.

It is an arithmetic number, because the mean of its divisors is an integer number (72482254).

Almost surely, 2^144964507 is an apocalyptic number.

144964507 is a deficient number, since it is larger than the sum of its proper divisors (1).

144964507 is an equidigital number, since it uses as much as digits as its factorization.

144964507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 144964507 is about 12040.1207219861. The cubic root of 144964507 is about 525.3159180974.

It can be divided in two parts, 1449 and 64507, that added together give a palindrome (65956).

The spelling of 144964507 in words is "one hundred forty-four million, nine hundred sixty-four thousand, five hundred seven".