144133995 has 8 divisors (see below), whose sum is σ = 230614416. Its totient is φ = 76871456.

The previous prime is 144133993. The next prime is 144134017. The reversal of 144133995 is 599331441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144133995 - 2¹ = 144133993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144133993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4804452 + ... + 4804481.

It is an arithmetic number, because the mean of its divisors is an integer number (28826802).

Almost surely, 2^144133995 is an apocalyptic number.

144133995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

144133995 is a deficient number, since it is larger than the sum of its proper divisors (86480421).

144133995 is an equidigital number, since it uses as much as digits as its factorization.

144133995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9608941.

The product of its digits is 58320, while the sum is 39.

The square root of 144133995 is about 12005.5818268004. The cubic root of 144133995 is about 524.3108054052.

The spelling of 144133995 in words is "one hundred forty-four million, one hundred thirty-three thousand, nine hundred ninety-five".