144513601 has 16 divisors (see below), whose sum is σ = 157168000. Its totient is φ = 132409728.

The previous prime is 144513557. The next prime is 144513637. The reversal of 144513601 is 106315441.

It is a cyclic number.

It is not a de Polignac number, because 144513601 - 2²³ = 136124993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144513671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139381 + ... + 140413.

It is an arithmetic number, because the mean of its divisors is an integer number (9823000).

Almost surely, 2^144513601 is an apocalyptic number.

It is an amenable number.

144513601 is a deficient number, since it is larger than the sum of its proper divisors (12654399).

144513601 is a wasteful number, since it uses less digits than its factorization.

144513601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 144513601 is about 12021.3809938792. The cubic root of 144513601 is about 524.7706947206.

The spelling of 144513601 in words is "one hundred forty-four million, five hundred thirteen thousand, six hundred one".