1144080615 has 16 divisors (see below), whose sum is σ = 1831632768. Its totient is φ = 609808416.

The previous prime is 1144080599. The next prime is 1144080617. The reversal of 1144080615 is 5160804411.

It is not a de Polignac number, because 1144080615 - 2⁴ = 1144080599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144080617) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3712 + ... + 47978.

It is an arithmetic number, because the mean of its divisors is an integer number (114477048).

Almost surely, 2^1144080615 is an apocalyptic number.

1144080615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1144080615 is a deficient number, since it is larger than the sum of its proper divisors (687552153).

1144080615 is a wasteful number, since it uses less digits than its factorization.

1144080615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45998.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 1144080615 is about 33824.2607458020. The cubic root of 1144080615 is about 1045.8888723100. Note that the first 4 decimals are identical.

The spelling of 1144080615 in words is "one billion, one hundred forty-four million, eighty thousand, six hundred fifteen".