144195435 has 24 divisors (see below), whose sum is σ = 250443024. Its totient is φ = 76749120.

The previous prime is 144195421. The next prime is 144195439. The reversal of 144195435 is 534591441.

It is a happy number.

It is not a de Polignac number, because 144195435 - 2⁶ = 144195371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144195435.

It is not an unprimeable number, because it can be changed into a prime (144195439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21384 + ... + 27306.

It is an arithmetic number, because the mean of its divisors is an integer number (10435126).

Almost surely, 2^144195435 is an apocalyptic number.

144195435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

144195435 is a deficient number, since it is larger than the sum of its proper divisors (106247589).

144195435 is a wasteful number, since it uses less digits than its factorization.

144195435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6475 (or 6472 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 144195435 is about 12008.1403639365. The cubic root of 144195435 is about 524.3852941468.

The spelling of 144195435 in words is "one hundred forty-four million, one hundred ninety-five thousand, four hundred thirty-five".