144141615 has 12 divisors (see below), whose sum is σ = 249845544. Its totient is φ = 76875504.

The previous prime is 144141607. The next prime is 144141631. The reversal of 144141615 is 516141441.

144141615 is a `hidden beast` number, since 1 + 4 + 4 + 1 + 41 + 615 = 666.

It is not a de Polignac number, because 144141615 - 2³ = 144141607 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1601529 + ... + 1601618.

It is an arithmetic number, because the mean of its divisors is an integer number (20820462).

Almost surely, 2^144141615 is an apocalyptic number.

144141615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

144141615 is a deficient number, since it is larger than the sum of its proper divisors (105703929).

144141615 is a wasteful number, since it uses less digits than its factorization.

144141615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203158 (or 3203155 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 144141615 is about 12005.8991749889. The cubic root of 144141615 is about 524.3200449047.

The spelling of 144141615 in words is "one hundred forty-four million, one hundred forty-one thousand, six hundred fifteen".