1144141605 has 40 divisors (see below), whose sum is σ = 2053708800. Its totient is φ = 609397344.

The previous prime is 1144141597. The next prime is 1144141619. The reversal of 1144141605 is 5061414411.

1144141605 is a `hidden beast` number, since 1 + 1 + 44 + 14 + 1 + 605 = 666.

It is not a de Polignac number, because 1144141605 - 2³ = 1144141597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 419436 + ... + 422154.

It is an arithmetic number, because the mean of its divisors is an integer number (51342720).

Almost surely, 2^1144141605 is an apocalyptic number.

1144141605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1144141605 is a deficient number, since it is larger than the sum of its proper divisors (909567195).

1144141605 is a wasteful number, since it uses less digits than its factorization.

1144141605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775 (or 3766 counting only the distinct ones).

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

The square root of 1144141605 is about 33825.1623055973. The cubic root of 1144141605 is about 1045.9074571393.

The spelling of 1144141605 in words is "one billion, one hundred forty-four million, one hundred forty-one thousand, six hundred five".