144999654 has 8 divisors (see below), whose sum is σ = 289999320. Its totient is φ = 48333216.

The previous prime is 144999649. The next prime is 144999667. The reversal of 144999654 is 456999441.

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

144999654 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 144999597 and 144999606.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12083299 + ... + 12083310.

It is an arithmetic number, because the mean of its divisors is an integer number (36249915).

Almost surely, 2^144999654 is an apocalyptic number.

144999654 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144999654 is a wasteful number, since it uses less digits than its factorization.

144999654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24166614.

The product of its digits is 1399680, while the sum is 51.

The square root of 144999654 is about 12041.5802119157. The cubic root of 144999654 is about 525.3583693774.

The spelling of 144999654 in words is "one hundred forty-four million, nine hundred ninety-nine thousand, six hundred fifty-four".